55900390271672 has 8 divisors (see below), whose sum is σ = 104813231759400. Its totient is φ = 27950195135832.

The previous prime is 55900390271657. The next prime is 55900390271683. The reversal of 55900390271672 is 27617209300955.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3493774391972 + ... + 3493774391987.

It is an arithmetic number, because the mean of its divisors is an integer number (13101653969925).

Almost surely, 2^{55900390271672} is an apocalyptic number.

It is an amenable number.

55900390271672 is a deficient number, since it is larger than the sum of its proper divisors (48912841487728).

55900390271672 is a wasteful number, since it uses less digits than its factorization.

55900390271672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6987548783965 (or 6987548783961 counting only the distinct ones).

The product of its (nonzero) digits is 7144200, while the sum is 56.

The spelling of 55900390271672 in words is "fifty-five trillion, nine hundred billion, three hundred ninety million, two hundred seventy-one thousand, six hundred seventy-two".