98889526531 has 2 divisors, whose sum is σ = 98889526532. Its totient is φ = 98889526530.

The previous prime is 98889526501. The next prime is 98889526583. The reversal of 98889526531 is 13562598889.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98889526531 - 2³¹ = 96742042883 is a prime.

It is a super-2 number, since 2×98889526531² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (98889526501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49444763265 + 49444763266.

It is an arithmetic number, because the mean of its divisors is an integer number (49444763266).

Almost surely, 2^98889526531 is an apocalyptic number.

98889526531 is a deficient number, since it is larger than the sum of its proper divisors (1).

98889526531 is an equidigital number, since it uses as much as digits as its factorization.

98889526531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 64.

The spelling of 98889526531 in words is "ninety-eight billion, eight hundred eighty-nine million, five hundred twenty-six thousand, five hundred thirty-one".