52890900431 has 2 divisors, whose sum is σ = 52890900432. Its totient is φ = 52890900430.

The previous prime is 52890900427. The next prime is 52890900481. The reversal of 52890900431 is 13400909825.

52890900431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52890900431 - 2² = 52890900427 is a prime.

It is a super-2 number, since 2×52890900431² (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 (52890900481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26445450215 + 26445450216.

It is an arithmetic number, because the mean of its divisors is an integer number (26445450216).

Almost surely, 2^52890900431 is an apocalyptic number.

52890900431 is a deficient number, since it is larger than the sum of its proper divisors (1).

52890900431 is an equidigital number, since it uses as much as digits as its factorization.

52890900431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 52890900431 in words is "fifty-two billion, eight hundred ninety million, nine hundred thousand, four hundred thirty-one".