52478291524 has 6 divisors (see below), whose sum is σ = 91837010174. Its totient is φ = 26239145760.

The previous prime is 52478291477. The next prime is 52478291531. The reversal of 52478291524 is 42519287425.

It can be written as a sum of positive squares in only one way, i.e., 51362063424 + 1116228100 = 226632^2 + 33410^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6559786437 + ... + 6559786444.

Almost surely, 2^52478291524 is an apocalyptic number.

It is an amenable number.

52478291524 is a deficient number, since it is larger than the sum of its proper divisors (39358718650).

52478291524 is a wasteful number, since it uses less digits than its factorization.

52478291524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13119572885 (or 13119572883 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 49.

The spelling of 52478291524 in words is "fifty-two billion, four hundred seventy-eight million, two hundred ninety-one thousand, five hundred twenty-four".