55451502321125 has 32 divisors (see below), whose sum is σ = 69785641860480. Its totient is φ = 43988789913600.

The previous prime is 55451502321119. The next prime is 55451502321191. The reversal of 55451502321125 is 52112320515455.

It is a de Polignac number, because none of the positive numbers 2^k-55451502321125 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12439589 + ... + 16298661.

It is an arithmetic number, because the mean of its divisors is an integer number (2180801308140).

Almost surely, 2^{55451502321125} is an apocalyptic number.

It is an amenable number.

55451502321125 is a deficient number, since it is larger than the sum of its proper divisors (14334139539355).

55451502321125 is a wasteful number, since it uses less digits than its factorization.

55451502321125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3860054 (or 3860044 counting only the distinct ones).

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 55451502321125 in words is "fifty-five trillion, four hundred fifty-one billion, five hundred two million, three hundred twenty-one thousand, one hundred twenty-five".