56351433885 has 8 divisors (see below), whose sum is σ = 90162294240. Its totient is φ = 30054098064.

The previous prime is 56351433863. The next prime is 56351433949. The reversal of 56351433885 is 58833415365.

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

It is not a de Polignac number, because 56351433885 - 2¹³ = 56351425693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1878381115 + ... + 1878381144.

It is an arithmetic number, because the mean of its divisors is an integer number (11270286780).

Almost surely, 2^56351433885 is an apocalyptic number.

It is an amenable number.

56351433885 is a deficient number, since it is larger than the sum of its proper divisors (33810860355).

56351433885 is a wasteful number, since it uses less digits than its factorization.

56351433885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3756762267.

The product of its digits is 5184000, while the sum is 51.

The spelling of 56351433885 in words is "fifty-six billion, three hundred fifty-one million, four hundred thirty-three thousand, eight hundred eighty-five".