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12361013869 = 151129163409
BaseRepresentation
bin10111000001100011…
…00001101001101101
31011220110102120021111
423200301201221231
5200303404420434
65402323232021
7615213612211
oct134061415155
934813376244
1012361013869
115273519746
12248b818611
13121cba5bb9
14853954941
154c52d2964
hex2e0c61a6d

12361013869 has 8 divisors (see below), whose sum is σ = 12452709440. Its totient is φ = 12269448000.

The previous prime is 12361013867. The next prime is 12361013879. The reversal of 12361013869 is 96831016321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12361013869 - 21 = 12361013867 is a prime.

It is a super-2 number, since 2×123610138692 (a number of 21 digits) contains 22 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 (12361013867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163237 + ... + 226645.

It is an arithmetic number, because the mean of its divisors is an integer number (1556588680).

Almost surely, 212361013869 is an apocalyptic number.

It is an amenable number.

12361013869 is a deficient number, since it is larger than the sum of its proper divisors (91695571).

12361013869 is a wasteful number, since it uses less digits than its factorization.

12361013869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64851.

The product of its (nonzero) digits is 46656, while the sum is 40.

The spelling of 12361013869 in words is "twelve billion, three hundred sixty-one million, thirteen thousand, eight hundred sixty-nine".

Divisors: 1 151 1291 63409 194941 9574759 81861019 12361013869