55996869955 has 64 divisors (see below), whose sum is σ = 74994812928. Its totient is φ = 39879129600.

The previous prime is 55996869911. The next prime is 55996869967.

55996869955 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55996869955 - 2⁷ = 55996869827 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 107068324 + ... + 107068846.

It is an arithmetic number, because the mean of its divisors is an integer number (1171793952).

Almost surely, 2^55996869955 is an apocalyptic number.

55996869955 is a deficient number, since it is larger than the sum of its proper divisors (18997942973).

55996869955 is a wasteful number, since it uses less digits than its factorization.

55996869955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1036.

The product of its digits is 1180980000, while the sum is 76.

The spelling of 55996869955 in words is "fifty-five billion, nine hundred ninety-six million, eight hundred sixty-nine thousand, nine hundred fifty-five".