6156642735928 has 16 divisors (see below), whose sum is σ = 11543736087000. Its totient is φ = 3078313112736.

The previous prime is 6156642735913. The next prime is 6156642735937. The reversal of 6156642735928 is 8295372466516.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6156642735928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3120678 + ... + 4695946.

Almost surely, 2^{6156642735928} is an apocalyptic number.

It is an amenable number.

6156642735928 is a deficient number, since it is larger than the sum of its proper divisors (5387093351072).

6156642735928 is a wasteful number, since it uses less digits than its factorization.

6156642735928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063814 (or 2063810 counting only the distinct ones).

The product of its digits is 130636800, while the sum is 64.

The spelling of 6156642735928 in words is "six trillion, one hundred fifty-six billion, six hundred forty-two million, seven hundred thirty-five thousand, nine hundred twenty-eight".