9015477385680 has 320 divisors, whose sum is σ = 31153777459200. Its totient is φ = 2396361300480.

The previous prime is 9015477385657. The next prime is 9015477385693. The reversal of 9015477385680 is 865837745109.

9015477385680 is a `hidden beast` number, since 9 + 0 + 1 + 5 + 477 + 3 + 85 + 6 + 80 = 666.

It is a super-4 number, since 4×9015477385680⁴ (a number of 53 digits) contains 4444 as substring.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1000492375 + ... + 1000501385.

It is an arithmetic number, because the mean of its divisors is an integer number (97355554560).

Almost surely, 2^{9015477385680} is an apocalyptic number.

9015477385680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9015477385680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15576888729600).

9015477385680 is an abundant number, since it is smaller than the sum of its proper divisors (22138300073520).

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

9015477385680 is a wasteful number, since it uses less digits than its factorization.

9015477385680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10479 (or 10467 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 63.

The spelling of 9015477385680 in words is "nine trillion, fifteen billion, four hundred seventy-seven million, three hundred eighty-five thousand, six hundred eighty".