51553034292 has 48 divisors (see below), whose sum is σ = 121319170560. Its totient is φ = 17037887328.

The previous prime is 51553034263. The next prime is 51553034297. The reversal of 51553034292 is 29243035515.

It is a self number, because there is not a number n which added to its sum of digits gives 51553034292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51553034297) 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, 788113 + ... + 851015.

It is an arithmetic number, because the mean of its divisors is an integer number (2527482720).

Almost surely, 2^51553034292 is an apocalyptic number.

It is an amenable number.

51553034292 is an abundant number, since it is smaller than the sum of its proper divisors (69766136268).

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

51553034292 is a wasteful number, since it uses less digits than its factorization.

51553034292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63492 (or 63490 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 51553034292 in words is "fifty-one billion, five hundred fifty-three million, thirty-four thousand, two hundred ninety-two".