115656156551 has 8 divisors (see below), whose sum is σ = 124669312320. Its totient is φ = 106659647712.

The previous prime is 115656156523. The next prime is 115656156557. The reversal of 115656156551 is 155651656511.

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 115656156551 - 2¹⁸ = 115655894407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 115656156496 and 115656156505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115656156557) 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, 4147295 + ... + 4175088.

It is an arithmetic number, because the mean of its divisors is an integer number (15583664040).

Almost surely, 2^115656156551 is an apocalyptic number.

115656156551 is a deficient number, since it is larger than the sum of its proper divisors (9013155769).

115656156551 is a wasteful number, since it uses less digits than its factorization.

115656156551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8323465.

The product of its digits is 675000, while the sum is 47.

The spelling of 115656156551 in words is "one hundred fifteen billion, six hundred fifty-six million, one hundred fifty-six thousand, five hundred fifty-one".