89976336337 has 2 divisors, whose sum is σ = 89976336338. Its totient is φ = 89976336336.

The previous prime is 89976336311. The next prime is 89976336347. The reversal of 89976336337 is 73363367998.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77865553936 + 12110782401 = 279044^2 + 110049^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89976336337 is a prime.

It is a super-2 number, since 2×89976336337² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (89976336347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44988168168 + 44988168169.

It is an arithmetic number, because the mean of its divisors is an integer number (44988168169).

Almost surely, 2^89976336337 is an apocalyptic number.

It is an amenable number.

89976336337 is a deficient number, since it is larger than the sum of its proper divisors (1).

89976336337 is an equidigital number, since it uses as much as digits as its factorization.

89976336337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92588832, while the sum is 64.

The spelling of 89976336337 in words is "eighty-nine billion, nine hundred seventy-six million, three hundred thirty-six thousand, three hundred thirty-seven".