56851288950 has 24 divisors (see below), whose sum is σ = 140991196968. Its totient is φ = 15160343680.

The previous prime is 56851288889. The next prime is 56851288961. The reversal of 56851288950 is 5988215865.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189504147 + ... + 189504446.

It is an arithmetic number, because the mean of its divisors is an integer number (5874633207).

Almost surely, 2^56851288950 is an apocalyptic number.

56851288950 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56851288950 is an abundant number, since it is smaller than the sum of its proper divisors (84139908018).

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

56851288950 is a wasteful number, since it uses less digits than its factorization.

56851288950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379008608 (or 379008603 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 57.

The spelling of 56851288950 in words is "fifty-six billion, eight hundred fifty-one million, two hundred eighty-eight thousand, nine hundred fifty".