12057156651 has 8 divisors (see below), whose sum is σ = 16077003264. Its totient is φ = 8037707240.

The previous prime is 12057156583. The next prime is 12057156679. The reversal of 12057156651 is 15665175021.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12057156651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12057156451) 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, 19251 + ... + 156476.

It is an arithmetic number, because the mean of its divisors is an integer number (2009625408).

Almost surely, 2^12057156651 is an apocalyptic number.

12057156651 is a deficient number, since it is larger than the sum of its proper divisors (4019846613).

12057156651 is a wasteful number, since it uses less digits than its factorization.

12057156651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198601.

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 12057156651 in words is "twelve billion, fifty-seven million, one hundred fifty-six thousand, six hundred fifty-one".