56115615066054 has 64 divisors (see below), whose sum is σ = 117161110402560. Its totient is φ = 17884258444800.

The previous prime is 56115615066047. The next prime is 56115615066059. The reversal of 56115615066054 is 45066051651165.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56115615065988 and 56115615066006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56115615066059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5667666504 + ... + 5667676404.

It is an arithmetic number, because the mean of its divisors is an integer number (1830642350040).

Almost surely, 2^{56115615066054} is an apocalyptic number.

56115615066054 is an abundant number, since it is smaller than the sum of its proper divisors (61045495336506).

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

56115615066054 is a wasteful number, since it uses less digits than its factorization.

56115615066054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23405.

The product of its (nonzero) digits is 3240000, while the sum is 51.

The spelling of 56115615066054 in words is "fifty-six trillion, one hundred fifteen billion, six hundred fifteen million, sixty-six thousand, fifty-four".