89474187924 has 240 divisors, whose sum is σ = 262433504256. Its totient is φ = 26347809600.

The previous prime is 89474187923. The next prime is 89474187961. The reversal of 89474187924 is 42978147498.

89474187924 is a `hidden beast` number, since 89 + 474 + 1 + 87 + 9 + 2 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89474187923) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 32334789 + ... + 32337555.

Almost surely, 2^89474187924 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89474187924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131216752128).

89474187924 is an abundant number, since it is smaller than the sum of its proper divisors (172959316332).

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

89474187924 is a wasteful number, since it uses less digits than its factorization.

89474187924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3048 (or 3037 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 63.

The spelling of 89474187924 in words is "eighty-nine billion, four hundred seventy-four million, one hundred eighty-seven thousand, nine hundred twenty-four".