259900737431 has 2 divisors, whose sum is σ = 259900737432. Its totient is φ = 259900737430.

The previous prime is 259900737427. The next prime is 259900737461. The reversal of 259900737431 is 134737009952.

259900737431 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 259900737431 - 2² = 259900737427 is a prime.

It is a super-2 number, since 2×259900737431² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 259900737431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (259900737461) 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 as a sum of consecutive naturals, namely, 129950368715 + 129950368716.

It is an arithmetic number, because the mean of its divisors is an integer number (129950368716).

Almost surely, 2^259900737431 is an apocalyptic number.

259900737431 is a deficient number, since it is larger than the sum of its proper divisors (1).

259900737431 is an equidigital number, since it uses as much as digits as its factorization.

259900737431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1428840, while the sum is 50.

The spelling of 259900737431 in words is "two hundred fifty-nine billion, nine hundred million, seven hundred thirty-seven thousand, four hundred thirty-one".