51902289532 has 12 divisors (see below), whose sum is σ = 94778094096. Its totient is φ = 24822834080.

The previous prime is 51902289511. The next prime is 51902289547. The reversal of 51902289532 is 23598220915.

51902289532 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 (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282077569 + ... + 282077752.

It is an arithmetic number, because the mean of its divisors is an integer number (7898174508).

Almost surely, 2^51902289532 is an apocalyptic number.

It is an amenable number.

51902289532 is a deficient number, since it is larger than the sum of its proper divisors (42875804564).

51902289532 is a wasteful number, since it uses less digits than its factorization.

51902289532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564155348 (or 564155346 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 51902289532 in words is "fifty-one billion, nine hundred two million, two hundred eighty-nine thousand, five hundred thirty-two".