88961492163599 has 16 divisors (see below), whose sum is σ = 97285124386944. Its totient is φ = 80677419261600.

The previous prime is 88961492163589. The next prime is 88961492163629. The reversal of 88961492163599 is 99536129416988.

It is a Cunningham number, because it is equal to 9431940²-1.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88961492163599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88961492163589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4715969 + ... + 14147909.

It is an arithmetic number, because the mean of its divisors is an integer number (6080320274184).

Almost surely, 2^{88961492163599} is an apocalyptic number.

88961492163599 is a deficient number, since it is larger than the sum of its proper divisors (8323632223345).

88961492163599 is a wasteful number, since it uses less digits than its factorization.

88961492163599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9434038.

The product of its digits is 1813985280, while the sum is 80.

The spelling of 88961492163599 in words is "eighty-eight trillion, nine hundred sixty-one billion, four hundred ninety-two million, one hundred sixty-three thousand, five hundred ninety-nine".