52530572431 has 2 divisors, whose sum is σ = 52530572432. Its totient is φ = 52530572430.

The previous prime is 52530572401. The next prime is 52530572443. The reversal of 52530572431 is 13427503525.

It is a happy number.

52530572431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52530572431 - 2¹¹ = 52530570383 is a prime.

It is a super-2 number, since 2×52530572431² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52530572401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26265286215 + 26265286216.

It is an arithmetic number, because the mean of its divisors is an integer number (26265286216).

Almost surely, 2^52530572431 is an apocalyptic number.

52530572431 is a deficient number, since it is larger than the sum of its proper divisors (1).

52530572431 is an equidigital number, since it uses as much as digits as its factorization.

52530572431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 37.

The spelling of 52530572431 in words is "fifty-two billion, five hundred thirty million, five hundred seventy-two thousand, four hundred thirty-one".