51047733000 has 128 divisors (see below), whose sum is σ = 173748032640. Its totient is φ = 12375200000.

The previous prime is 51047732977. The next prime is 51047733017. The reversal of 51047733000 is 33774015.

51047733000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 740451 + ... + 806450.

It is an arithmetic number, because the mean of its divisors is an integer number (1357406505).

Almost surely, 2^51047733000 is an apocalyptic number.

51047733000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51047733000 is an abundant number, since it is smaller than the sum of its proper divisors (122700299640).

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

51047733000 is a wasteful number, since it uses less digits than its factorization.

51047733000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1546936 (or 1546922 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The spelling of 51047733000 in words is "fifty-one billion, forty-seven million, seven hundred thirty-three thousand".