89459517040 has 40 divisors (see below), whose sum is σ = 213066394128. Its totient is φ = 34911029760.

The previous prime is 89459517031. The next prime is 89459517041. The reversal of 89459517040 is 4071595498.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89459517041) 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, 13633842 + ... + 13640401.

Almost surely, 2^89459517040 is an apocalyptic number.

89459517040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89459517040 is an abundant number, since it is smaller than the sum of its proper divisors (123606877088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89459517040 is a wasteful number, since it uses less digits than its factorization.

89459517040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27274297 (or 27274291 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 52.

The spelling of 89459517040 in words is "eighty-nine billion, four hundred fifty-nine million, five hundred seventeen thousand, forty".