12337613561 has 8 divisors (see below), whose sum is σ = 15184755264. Its totient is φ = 9761628240.

The previous prime is 12337613551. The next prime is 12337613569. The reversal of 12337613561 is 16531673321.

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

It is not a de Polignac number, because 12337613561 - 2²² = 12333419257 is a prime.

It is a super-2 number, since 2×12337613561² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12337613569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67788995 + ... + 67789176.

It is an arithmetic number, because the mean of its divisors is an integer number (1898094408).

Almost surely, 2^12337613561 is an apocalyptic number.

It is an amenable number.

12337613561 is a deficient number, since it is larger than the sum of its proper divisors (2847141703).

12337613561 is a wasteful number, since it uses less digits than its factorization.

12337613561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135578191.

The product of its digits is 68040, while the sum is 38.

The spelling of 12337613561 in words is "twelve billion, three hundred thirty-seven million, six hundred thirteen thousand, five hundred sixty-one".