55420571974 has 8 divisors (see below), whose sum is σ = 85997439360. Its totient is φ = 26754758856.

The previous prime is 55420571963. The next prime is 55420572019. The reversal of 55420571974 is 47917502455.

It is a happy number.

55420571974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 477763494 + ... + 477763609.

It is an arithmetic number, because the mean of its divisors is an integer number (10749679920).

Almost surely, 2^55420571974 is an apocalyptic number.

55420571974 is a deficient number, since it is larger than the sum of its proper divisors (30576867386).

55420571974 is a wasteful number, since it uses less digits than its factorization.

55420571974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955527134.

The product of its (nonzero) digits is 1764000, while the sum is 49.

The spelling of 55420571974 in words is "fifty-five billion, four hundred twenty million, five hundred seventy-one thousand, nine hundred seventy-four".