52458347639 has 16 divisors (see below), whose sum is σ = 54383722272. Its totient is φ = 50569387008.

The previous prime is 52458347611. The next prime is 52458347687. The reversal of 52458347639 is 93674385425.

It is a de Polignac number, because none of the positive numbers 2^k-52458347639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52458347239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 993407 + ... + 1044879.

It is an arithmetic number, because the mean of its divisors is an integer number (3398982642).

Almost surely, 2^52458347639 is an apocalyptic number.

52458347639 is a deficient number, since it is larger than the sum of its proper divisors (1925374633).

52458347639 is a wasteful number, since it uses less digits than its factorization.

52458347639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51826.

The product of its digits is 21772800, while the sum is 56.

The spelling of 52458347639 in words is "fifty-two billion, four hundred fifty-eight million, three hundred forty-seven thousand, six hundred thirty-nine".