51029824692 has 96 divisors (see below), whose sum is σ = 150329733120. Its totient is φ = 13086702720.

The previous prime is 51029824691. The next prime is 51029824717. The reversal of 51029824692 is 29642892015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51029824691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 276543 + ... + 422534.

It is an arithmetic number, because the mean of its divisors is an integer number (1565934720).

Almost surely, 2^51029824692 is an apocalyptic number.

It is an amenable number.

51029824692 is an abundant number, since it is smaller than the sum of its proper divisors (99299908428).

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

51029824692 is a wasteful number, since it uses less digits than its factorization.

51029824692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699181 (or 699179 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 51029824692 in words is "fifty-one billion, twenty-nine million, eight hundred twenty-four thousand, six hundred ninety-two".