42513431524 has 24 divisors (see below), whose sum is σ = 77504868000. Its totient is φ = 20386758720.

The previous prime is 42513431509. The next prime is 42513431539.

42513431524 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (42513431509) and next prime (42513431539).

It is a self number, because there is not a number n which added to its sum of digits gives 42513431524.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2187174 + ... + 2206525.

It is an arithmetic number, because the mean of its divisors is an integer number (3229369500).

Almost surely, 2^42513431524 is an apocalyptic number.

It is an amenable number.

42513431524 is a deficient number, since it is larger than the sum of its proper divisors (34991436476).

42513431524 is a wasteful number, since it uses less digits than its factorization.

42513431524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393803 (or 4393801 counting only the distinct ones).

The product of its digits is 57600, while the sum is 34.

The spelling of 42513431524 in words is "forty-two billion, five hundred thirteen million, four hundred thirty-one thousand, five hundred twenty-four".