56554471237 has 8 divisors (see below), whose sum is σ = 61701030432. Its totient is φ = 51408786000.

The previous prime is 56554471231. The next prime is 56554471241. The reversal of 56554471237 is 73217445565.

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

It is not a de Polignac number, because 56554471237 - 2³¹ = 54406987589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56554471231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79323 + ... + 345544.

It is an arithmetic number, because the mean of its divisors is an integer number (7712628804).

Almost surely, 2^56554471237 is an apocalyptic number.

It is an amenable number.

56554471237 is a deficient number, since it is larger than the sum of its proper divisors (5146559195).

56554471237 is a wasteful number, since it uses less digits than its factorization.

56554471237 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436979.

The product of its digits is 3528000, while the sum is 49.

The spelling of 56554471237 in words is "fifty-six billion, five hundred fifty-four million, four hundred seventy-one thousand, two hundred thirty-seven".