55953063976 has 64 divisors (see below), whose sum is σ = 115381094400. Its totient is φ = 25319625408.

The previous prime is 55953063973. The next prime is 55953063997. The reversal of 55953063976 is 67936035955.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55953063976.

It is not an unprimeable number, because it can be changed into a prime (55953063973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2867485 + ... + 2886931.

It is an arithmetic number, because the mean of its divisors is an integer number (1802829600).

Almost surely, 2^55953063976 is an apocalyptic number.

It is an amenable number.

55953063976 is an abundant number, since it is smaller than the sum of its proper divisors (59428030424).

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

55953063976 is a wasteful number, since it uses less digits than its factorization.

55953063976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20318 (or 20314 counting only the distinct ones).

The product of its (nonzero) digits is 22963500, while the sum is 58.

The spelling of 55953063976 in words is "fifty-five billion, nine hundred fifty-three million, sixty-three thousand, nine hundred seventy-six".