89361812937 has 16 divisors (see below), whose sum is σ = 123021389312. Its totient is φ = 57639288960.

The previous prime is 89361812923. The next prime is 89361812957. The reversal of 89361812937 is 73921816398.

It is not a de Polignac number, because 89361812937 - 2¹⁸ = 89361550793 is a prime.

It is a super-2 number, since 2×89361812937² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89361812957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294933 + ... + 515469.

It is an arithmetic number, because the mean of its divisors is an integer number (7688836832).

Almost surely, 2^89361812937 is an apocalyptic number.

It is an amenable number.

89361812937 is a deficient number, since it is larger than the sum of its proper divisors (33659576375).

89361812937 is a wasteful number, since it uses less digits than its factorization.

89361812937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224928.

The product of its digits is 3919104, while the sum is 57.

The spelling of 89361812937 in words is "eighty-nine billion, three hundred sixty-one million, eight hundred twelve thousand, nine hundred thirty-seven".