56954159555 has 24 divisors (see below), whose sum is σ = 72805789872. Its totient is φ = 42761699136.

The previous prime is 56954159539. The next prime is 56954159557. The reversal of 56954159555 is 55595145965.

It is a happy number.

It is not a de Polignac number, because 56954159555 - 2⁴ = 56954159539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56954159494 and 56954159503.

It is not an unprimeable number, because it can be changed into a prime (56954159557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45689 + ... + 340581.

It is an arithmetic number, because the mean of its divisors is an integer number (3033574578).

Almost surely, 2^56954159555 is an apocalyptic number.

56954159555 is a deficient number, since it is larger than the sum of its proper divisors (15851630317).

56954159555 is a wasteful number, since it uses less digits than its factorization.

56954159555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295043 (or 295024 counting only the distinct ones).

The product of its digits is 30375000, while the sum is 59.

The spelling of 56954159555 in words is "fifty-six billion, nine hundred fifty-four million, one hundred fifty-nine thousand, five hundred fifty-five".