8897955575040 has 216 divisors, whose sum is σ = 35183999655168. Its totient is φ = 2033818398720.

The previous prime is 8897955574993. The next prime is 8897955575053. The reversal of 8897955575040 is 405755597988.

8897955575040 is a `hidden beast` number, since 8 + 8 + 9 + 7 + 9 + 5 + 5 + 575 + 0 + 40 = 666.

It is a super-2 number, since 2×8897955575040² (a number of 27 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8897955575040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55090216 + ... + 55251495.

Almost surely, 2^{8897955575040} is an apocalyptic number.

8897955575040 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8897955575040 is an abundant number, since it is smaller than the sum of its proper divisors (26286044080128).

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

8897955575040 is a wasteful number, since it uses less digits than its factorization.

8897955575040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110341745 (or 110341728 counting only the distinct ones).

The product of its (nonzero) digits is 635040000, while the sum is 72.

The spelling of 8897955575040 in words is "eight trillion, eight hundred ninety-seven billion, nine hundred fifty-five million, five hundred seventy-five thousand, forty".