525326416631 has 2 divisors, whose sum is σ = 525326416632. Its totient is φ = 525326416630.

The previous prime is 525326416591. The next prime is 525326416639. The reversal of 525326416631 is 136614623525.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-525326416631 is a prime.

It is a super-2 number, since 2×525326416631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (525326416639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262663208315 + 262663208316.

It is an arithmetic number, because the mean of its divisors is an integer number (262663208316).

Almost surely, 2^525326416631 is an apocalyptic number.

525326416631 is a deficient number, since it is larger than the sum of its proper divisors (1).

525326416631 is an equidigital number, since it uses as much as digits as its factorization.

525326416631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 44.

The spelling of 525326416631 in words is "five hundred twenty-five billion, three hundred twenty-six million, four hundred sixteen thousand, six hundred thirty-one".