5415665256680 has 64 divisors (see below), whose sum is σ = 13926506135040. Its totient is φ = 1856731548672.

The previous prime is 5415665256667. The next prime is 5415665256697. The reversal of 5415665256680 is 866525665145.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7629872 + ... + 8309408.

It is an arithmetic number, because the mean of its divisors is an integer number (217601658360).

Almost surely, 2^{5415665256680} is an apocalyptic number.

It is an amenable number.

5415665256680 is an abundant number, since it is smaller than the sum of its proper divisors (8510840878360).

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

5415665256680 is a wasteful number, since it uses less digits than its factorization.

5415665256680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708018 (or 708014 counting only the distinct ones).

The product of its (nonzero) digits is 51840000, while the sum is 59.

The spelling of 5415665256680 in words is "five trillion, four hundred fifteen billion, six hundred sixty-five million, two hundred fifty-six thousand, six hundred eighty".