51232656752 has 10 divisors (see below), whose sum is σ = 99263272488. Its totient is φ = 25616328368.

The previous prime is 51232656749. The next prime is 51232656767. The reversal of 51232656752 is 25765623215.

It is a super-4 number, since 4×51232656752⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1601020508 + ... + 1601020539.

Almost surely, 2^51232656752 is an apocalyptic number.

It is an amenable number.

51232656752 is a deficient number, since it is larger than the sum of its proper divisors (48030615736).

51232656752 is a wasteful number, since it uses less digits than its factorization.

51232656752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202041055 (or 3202041049 counting only the distinct ones).

The product of its digits is 756000, while the sum is 44.

The spelling of 51232656752 in words is "fifty-one billion, two hundred thirty-two million, six hundred fifty-six thousand, seven hundred fifty-two".