51892747590 has 32 divisors (see below), whose sum is σ = 124815149280. Its totient is φ = 13807782144.

The previous prime is 51892747583. The next prime is 51892747597. The reversal of 51892747590 is 9574729815.

It is an interprime number because it is at equal distance from previous prime (51892747583) and next prime (51892747597).

It is a self number, because there is not a number n which added to its sum of digits gives 51892747590.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51892747597) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1878805 + ... + 1906224.

It is an arithmetic number, because the mean of its divisors is an integer number (3900473415).

Almost surely, 2^51892747590 is an apocalyptic number.

51892747590 is an abundant number, since it is smaller than the sum of its proper divisors (72922401690).

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

51892747590 is a wasteful number, since it uses less digits than its factorization.

51892747590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3785496.

The product of its (nonzero) digits is 6350400, while the sum is 57.

The spelling of 51892747590 in words is "fifty-one billion, eight hundred ninety-two million, seven hundred forty-seven thousand, five hundred ninety".