115620120456 has 64 divisors (see below), whose sum is σ = 290197192320. Its totient is φ = 38387374080.

The previous prime is 115620120449. The next prime is 115620120463. The reversal of 115620120456 is 654021026511.

It is an interprime number because it is at equal distance from previous prime (115620120449) and next prime (115620120463).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7964901 + ... + 7979403.

It is an arithmetic number, because the mean of its divisors is an integer number (4534331130).

Almost surely, 2^115620120456 is an apocalyptic number.

It is an amenable number.

115620120456 is an abundant number, since it is smaller than the sum of its proper divisors (174577071864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115620120456 is a wasteful number, since it uses less digits than its factorization.

115620120456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15806 (or 15802 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 115620120456 its reverse (654021026511), we get a palindrome (769641146967).

The spelling of 115620120456 in words is "one hundred fifteen billion, six hundred twenty million, one hundred twenty thousand, four hundred fifty-six".