51782715336 has 32 divisors (see below), whose sum is σ = 141225588000. Its totient is φ = 15691731840.

The previous prime is 51782715329. The next prime is 51782715367. The reversal of 51782715336 is 63351728715.

51782715336 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 98073061 + ... + 98073588.

It is an arithmetic number, because the mean of its divisors is an integer number (4413299625).

Almost surely, 2^51782715336 is an apocalyptic number.

It is an amenable number.

51782715336 is an abundant number, since it is smaller than the sum of its proper divisors (89442872664).

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

51782715336 is a wasteful number, since it uses less digits than its factorization.

51782715336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196146669 (or 196146665 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 48.

The spelling of 51782715336 in words is "fifty-one billion, seven hundred eighty-two million, seven hundred fifteen thousand, three hundred thirty-six".