89360402513 has 2 divisors, whose sum is σ = 89360402514. Its totient is φ = 89360402512.

The previous prime is 89360402497. The next prime is 89360402557. The reversal of 89360402513 is 31520406398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53848130704 + 35512271809 = 232052^2 + 188447^2 .

It is a cyclic number.

It is not a de Polignac number, because 89360402513 - 2⁴ = 89360402497 is a prime.

It is not a weakly prime, because it can be changed into another prime (89360492513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44680201256 + 44680201257.

It is an arithmetic number, because the mean of its divisors is an integer number (44680201257).

Almost surely, 2^89360402513 is an apocalyptic number.

It is an amenable number.

89360402513 is a deficient number, since it is larger than the sum of its proper divisors (1).

89360402513 is an equidigital number, since it uses as much as digits as its factorization.

89360402513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 89360402513 in words is "eighty-nine billion, three hundred sixty million, four hundred two thousand, five hundred thirteen".