52390290874 has 8 divisors (see below), whose sum is σ = 78634649268. Its totient is φ = 26178741120.

The previous prime is 52390290871. The next prime is 52390290929. The reversal of 52390290874 is 47809209325.

52390290874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 51281867025 + 1108423849 = 226455^2 + 33293^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (52390290871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8198167 + ... + 8204554.

Almost surely, 2^52390290874 is an apocalyptic number.

52390290874 is a deficient number, since it is larger than the sum of its proper divisors (26244358394).

52390290874 is a wasteful number, since it uses less digits than its factorization.

52390290874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16404320.

The product of its (nonzero) digits is 1088640, while the sum is 49.

The spelling of 52390290874 in words is "fifty-two billion, three hundred ninety million, two hundred ninety thousand, eight hundred seventy-four".