911700075640 has 16 divisors (see below), whose sum is σ = 2051325170280. Its totient is φ = 364680030240.

The previous prime is 911700075623. The next prime is 911700075653. The reversal of 911700075640 is 46570007119.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 22792501891 = 911700075640 / (9 + 1 + 1 + 7 + 0 + 0 + 0 + 7 + 5 + 6 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 911700075593 and 911700075602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11396250906 + ... + 11396250985.

Almost surely, 2^911700075640 is an apocalyptic number.

It is an amenable number.

911700075640 is an abundant number, since it is smaller than the sum of its proper divisors (1139625094640).

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

911700075640 is a wasteful number, since it uses less digits than its factorization.

911700075640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22792501902 (or 22792501898 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 911700075640 in words is "nine hundred eleven billion, seven hundred million, seventy-five thousand, six hundred forty".