52921318474 has 4 divisors (see below), whose sum is σ = 79381977714. Its totient is φ = 26460659236.

The previous prime is 52921318451. The next prime is 52921318487. The reversal of 52921318474 is 47481312925.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 38472076449 + 14449242025 = 196143^2 + 120205^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13230329617 + ... + 13230329620.

Almost surely, 2^52921318474 is an apocalyptic number.

52921318474 is a deficient number, since it is larger than the sum of its proper divisors (26460659240).

52921318474 is a wasteful number, since it uses less digits than its factorization.

52921318474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26460659239.

The product of its digits is 483840, while the sum is 46.

The spelling of 52921318474 in words is "fifty-two billion, nine hundred twenty-one million, three hundred eighteen thousand, four hundred seventy-four".