51352535430 has 96 divisors (see below), whose sum is σ = 156139087104. Its totient is φ = 11464746048.

The previous prime is 51352535419. The next prime is 51352535449. The reversal of 51352535430 is 3453525315.

51352535430 is a `hidden beast` number, since 5 + 13 + 52 + 53 + 543 + 0 = 666.

51352535430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 920724 + ... + 974903.

It is an arithmetic number, because the mean of its divisors is an integer number (1626448824).

Almost surely, 2^51352535430 is an apocalyptic number.

51352535430 is an abundant number, since it is smaller than the sum of its proper divisors (104786551674).

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

51352535430 is a wasteful number, since it uses less digits than its factorization.

51352535430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895690 (or 1895687 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

The spelling of 51352535430 in words is "fifty-one billion, three hundred fifty-two million, five hundred thirty-five thousand, four hundred thirty".