89731400266 has 16 divisors (see below), whose sum is σ = 134787654144. Its totient is φ = 44802226224.

The previous prime is 89731400261. The next prime is 89731400327. The reversal of 89731400266 is 66200413798.

It is a pancake number, because a pancake can be divided into 89731400266 parts by 423630 straight cuts.

It is not an unprimeable number, because it can be changed into a prime (89731400261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4778091 + ... + 4796833.

It is an arithmetic number, because the mean of its divisors is an integer number (8424228384).

Almost surely, 2^89731400266 is an apocalyptic number.

89731400266 is a deficient number, since it is larger than the sum of its proper divisors (45056253878).

89731400266 is a wasteful number, since it uses less digits than its factorization.

89731400266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22005.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 89731400266 in words is "eighty-nine billion, seven hundred thirty-one million, four hundred thousand, two hundred sixty-six".