55963365972 has 24 divisors (see below), whose sum is σ = 130585728000. Its totient is φ = 18653806656.

The previous prime is 55963365971. The next prime is 55963366049. The reversal of 55963365972 is 27956336955.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55963365971) 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 7 ways as a sum of consecutive naturals, for example, 386029 + ... + 510827.

It is an arithmetic number, because the mean of its divisors is an integer number (5441072000).

Almost surely, 2^55963365972 is an apocalyptic number.

It is an amenable number.

55963365972 is an abundant number, since it is smaller than the sum of its proper divisors (74622362028).

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

55963365972 is a wasteful number, since it uses less digits than its factorization.

55963365972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162175 (or 162173 counting only the distinct ones).

The product of its digits is 45927000, while the sum is 60.

The spelling of 55963365972 in words is "fifty-five billion, nine hundred sixty-three million, three hundred sixty-five thousand, nine hundred seventy-two".