89660742920496 has 240 divisors, whose sum is σ = 276465033310752. Its totient is φ = 27124069969920.

The previous prime is 89660742920479. The next prime is 89660742920501. The reversal of 89660742920496 is 69402924706698.

89660742920496 is a `hidden beast` number, since 8 + 9 + 6 + 6 + 0 + 7 + 42 + 92 + 0 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113262316 + ... + 114051188.

Almost surely, 2^{89660742920496} 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 89660742920496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138232516655376).

89660742920496 is an abundant number, since it is smaller than the sum of its proper divisors (186804290390256).

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

89660742920496 is a wasteful number, since it uses less digits than its factorization.

89660742920496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789513 (or 789482 counting only the distinct ones).

The product of its (nonzero) digits is 564350976, while the sum is 72.

The spelling of 89660742920496 in words is "eighty-nine trillion, six hundred sixty billion, seven hundred forty-two million, nine hundred twenty thousand, four hundred ninety-six".