55552207072 has 24 divisors (see below), whose sum is σ = 109380612600. Its totient is φ = 27773003904.

The previous prime is 55552207069. The next prime is 55552207093. The reversal of 55552207072 is 27070225555.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209254 + ... + 393562.

It is an arithmetic number, because the mean of its divisors is an integer number (4557525525).

Almost surely, 2^55552207072 is an apocalyptic number.

It is an amenable number.

55552207072 is a deficient number, since it is larger than the sum of its proper divisors (53828405528).

55552207072 is a wasteful number, since it uses less digits than its factorization.

55552207072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193738 (or 193730 counting only the distinct ones).

The product of its (nonzero) digits is 245000, while the sum is 40.

The spelling of 55552207072 in words is "fifty-five billion, five hundred fifty-two million, two hundred seven thousand, seventy-two".