28962942086797 has 2 divisors, whose sum is σ = 28962942086798. Its totient is φ = 28962942086796.

The previous prime is 28962942086737. The next prime is 28962942086851. The reversal of 28962942086797 is 79768024926982.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21515441048676 + 7447501038121 = 4638474^2 + 2729011^2 .

It is a cyclic number.

It is not a de Polignac number, because 28962942086797 - 2³⁵ = 28928582348429 is a prime.

It is a super-2 number, since 2×28962942086797² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28962942086737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14481471043398 + 14481471043399.

It is an arithmetic number, because the mean of its divisors is an integer number (14481471043399).

Almost surely, 2^{28962942086797} is an apocalyptic number.

It is an amenable number.

28962942086797 is a deficient number, since it is larger than the sum of its proper divisors (1).

28962942086797 is an equidigital number, since it uses as much as digits as its factorization.

28962942086797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2633637888, while the sum is 79.

The spelling of 28962942086797 in words is "twenty-eight trillion, nine hundred sixty-two billion, nine hundred forty-two million, eighty-six thousand, seven hundred ninety-seven".