55506570272 has 24 divisors (see below), whose sum is σ = 109759977936. Its totient is φ = 27631020352.

The previous prime is 55506570269. The next prime is 55506570277. The reversal of 55506570272 is 27207560555.

It is not an unprimeable number, because it can be changed into a prime (55506570277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3813398 + ... + 3827925.

It is an arithmetic number, because the mean of its divisors is an integer number (4573332414).

Almost surely, 2^55506570272 is an apocalyptic number.

It is an amenable number.

55506570272 is a deficient number, since it is larger than the sum of its proper divisors (54253407664).

55506570272 is a wasteful number, since it uses less digits than its factorization.

55506570272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641560 (or 7641552 counting only the distinct ones).

The product of its (nonzero) digits is 735000, while the sum is 44.

The spelling of 55506570272 in words is "fifty-five billion, five hundred six million, five hundred seventy thousand, two hundred seventy-two".