42513831524 has 6 divisors (see below), whose sum is σ = 74399205174. Its totient is φ = 21256915760.

The previous prime is 42513831491. The next prime is 42513831617.

42513831524 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 37468570624 + 5045260900 = 193568^2 + 71030^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5314228937 + ... + 5314228944.

It is an arithmetic number, because the mean of its divisors is an integer number (12399867529).

Almost surely, 2^42513831524 is an apocalyptic number.

It is an amenable number.

42513831524 is a deficient number, since it is larger than the sum of its proper divisors (31885373650).

42513831524 is a wasteful number, since it uses less digits than its factorization.

42513831524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10628457885 (or 10628457883 counting only the distinct ones).

The product of its digits is 115200, while the sum is 38.

The spelling of 42513831524 in words is "forty-two billion, five hundred thirteen million, eight hundred thirty-one thousand, five hundred twenty-four".