163834850254613 has 4 divisors (see below), whose sum is σ = 164055354764448. Its totient is φ = 163614345744780.

The previous prime is 163834850254597. The next prime is 163834850254643. The reversal of 163834850254613 is 316452058438361.

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.

It is a cyclic number.

It is not a de Polignac number, because 163834850254613 - 2⁴ = 163834850254597 is a prime.

It is a super-3 number, since 3×163834850254613³ (a number of 44 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163834850254643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110252253803 + ... + 110252255288.

It is an arithmetic number, because the mean of its divisors is an integer number (41013838691112).

Almost surely, 2^{163834850254613} is an apocalyptic number.

It is an amenable number.

163834850254613 is a deficient number, since it is larger than the sum of its proper divisors (220504509835).

163834850254613 is an equidigital number, since it uses as much as digits as its factorization.

163834850254613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220504509834.

The product of its (nonzero) digits is 49766400, while the sum is 59.

The spelling of 163834850254613 in words is "one hundred sixty-three trillion, eight hundred thirty-four billion, eight hundred fifty million, two hundred fifty-four thousand, six hundred thirteen".