55670042625720 has 128 divisors (see below), whose sum is σ = 169488827274240. Its totient is φ = 14625474462720.

The previous prime is 55670042625679. The next prime is 55670042625737. The reversal of 55670042625720 is 2752624007655.

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, 4187805 + ... + 11352435.

It is an arithmetic number, because the mean of its divisors is an integer number (1324131463080).

Almost surely, 2^{55670042625720} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55670042625720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84744413637120).

55670042625720 is an abundant number, since it is smaller than the sum of its proper divisors (113818784648520).

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

55670042625720 is a wasteful number, since it uses less digits than its factorization.

55670042625720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7165605 (or 7165601 counting only the distinct ones).

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 55670042625720 in words is "fifty-five trillion, six hundred seventy billion, forty-two million, six hundred twenty-five thousand, seven hundred twenty".