11718245275840 has 112 divisors (see below), whose sum is σ = 29487001528800. Its totient is φ = 4423319027712.

The previous prime is 11718245275819. The next prime is 11718245275843. The reversal of 11718245275840 is 4857254281711.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11718245275843) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2187135 + ... + 5312254.

Almost surely, 2^{11718245275840} is an apocalyptic number.

11718245275840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11718245275840 is an abundant number, since it is smaller than the sum of its proper divisors (17768756252960).

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

11718245275840 is a wasteful number, since it uses less digits than its factorization.

11718245275840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7499682 (or 7499672 counting only the distinct ones).

The product of its (nonzero) digits is 5017600, while the sum is 55.

The spelling of 11718245275840 in words is "eleven trillion, seven hundred eighteen billion, two hundred forty-five million, two hundred seventy-five thousand, eight hundred forty".