52401252526 has 16 divisors (see below), whose sum is σ = 90967818240. Its totient is φ = 22173404760.

The previous prime is 52401252511. The next prime is 52401252529. The reversal of 52401252526 is 62525210425.

It is a junction number, because it is equal to n+sod(n) for n = 52401252491 and 52401252500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52401252529) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 23688430 + ... + 23690641.

It is an arithmetic number, because the mean of its divisors is an integer number (5685488640).

Almost surely, 2^52401252526 is an apocalyptic number.

52401252526 is a deficient number, since it is larger than the sum of its proper divisors (38566565714).

52401252526 is a wasteful number, since it uses less digits than its factorization.

52401252526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47379159.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 52401252526 in words is "fifty-two billion, four hundred one million, two hundred fifty-two thousand, five hundred twenty-six".