993402117960 has 64 divisors (see below), whose sum is σ = 3405950121600. Its totient is φ = 227063341056.

The previous prime is 993402117937. The next prime is 993402117979. The reversal of 993402117960 is 69711204399.

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, 591309945 + ... + 591311624.

It is an arithmetic number, because the mean of its divisors is an integer number (53217970650).

Almost surely, 2^993402117960 is an apocalyptic number.

It is an amenable number.

993402117960 is an abundant number, since it is smaller than the sum of its proper divisors (2412548003640).

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

993402117960 is a wasteful number, since it uses less digits than its factorization.

993402117960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182621590 (or 1182621586 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

The spelling of 993402117960 in words is "nine hundred ninety-three billion, four hundred two million, one hundred seventeen thousand, nine hundred sixty".