98935527631 has 2 divisors, whose sum is σ = 98935527632. Its totient is φ = 98935527630.

The previous prime is 98935527599. The next prime is 98935527637. The reversal of 98935527631 is 13672553989.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 98935527631 - 2⁵ = 98935527599 is a prime.

It is a super-2 number, since 2×98935527631² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98935527637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49467763815 + 49467763816.

It is an arithmetic number, because the mean of its divisors is an integer number (49467763816).

Almost surely, 2^98935527631 is an apocalyptic number.

98935527631 is a deficient number, since it is larger than the sum of its proper divisors (1).

98935527631 is an equidigital number, since it uses as much as digits as its factorization.

98935527631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12247200, while the sum is 58.

The spelling of 98935527631 in words is "ninety-eight billion, nine hundred thirty-five million, five hundred twenty-seven thousand, six hundred thirty-one".