52001513642 has 16 divisors (see below), whose sum is σ = 86712202752. Its totient is φ = 23226482160.

The previous prime is 52001513623. The next prime is 52001513653. The reversal of 52001513642 is 24631510025.

It is a super-2 number, since 2×52001513642² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32258198 + ... + 32259809.

It is an arithmetic number, because the mean of its divisors is an integer number (5419512672).

Almost surely, 2^52001513642 is an apocalyptic number.

52001513642 is a deficient number, since it is larger than the sum of its proper divisors (34710689110).

52001513642 is a wasteful number, since it uses less digits than its factorization.

52001513642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64518053.

The product of its (nonzero) digits is 7200, while the sum is 29.

The spelling of 52001513642 in words is "fifty-two billion, one million, five hundred thirteen thousand, six hundred forty-two".