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136553160233 = 719507594319
BaseRepresentation
bin111111100101100110…
…0111101111000101001
3111001110121212021111002
41333023030331320221
54214130102111413
6142422012044345
712602625465530
oct1771314757051
9431417767432
10136553160233
1152a03776436
122256b4636b5
13cb52749339
14687594b317
153843315958
hex1fcb33de29

136553160233 has 4 divisors (see below), whose sum is σ = 156060754560. Its totient is φ = 117045565908.

The previous prime is 136553160209. The next prime is 136553160251. The reversal of 136553160233 is 332061355631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 332061355631 = 353940683727.

It is a cyclic number.

It is not a de Polignac number, because 136553160233 - 228 = 136284724777 is a prime.

It is a super-2 number, since 2×1365531602332 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136553160533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9753797153 + ... + 9753797166.

It is an arithmetic number, because the mean of its divisors is an integer number (39015188640).

Almost surely, 2136553160233 is an apocalyptic number.

It is an amenable number.

136553160233 is a deficient number, since it is larger than the sum of its proper divisors (19507594327).

136553160233 is an equidigital number, since it uses as much as digits as its factorization.

136553160233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19507594326.

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 136553160233 in words is "one hundred thirty-six billion, five hundred fifty-three million, one hundred sixty thousand, two hundred thirty-three".

Divisors: 1 7 19507594319 136553160233