10972553550 has 48 divisors (see below), whose sum is σ = 31099354752. Its totient is φ = 2508012000.

The previous prime is 10972553533. The next prime is 10972553597. The reversal of 10972553550 is 5535527901.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5223976 + ... + 5226075.

It is an arithmetic number, because the mean of its divisors is an integer number (647903224).

Almost surely, 2^10972553550 is an apocalyptic number.

10972553550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10972553550 is an abundant number, since it is smaller than the sum of its proper divisors (20126801202).

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

10972553550 is a wasteful number, since it uses less digits than its factorization.

10972553550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10450073 (or 10450068 counting only the distinct ones).

The product of its (nonzero) digits is 236250, while the sum is 42.

The spelling of 10972553550 in words is "ten billion, nine hundred seventy-two million, five hundred fifty-three thousand, five hundred fifty".