19402117332582 has 16 divisors (see below), whose sum is σ = 38805135157872. Its totient is φ = 6467222362080.

The previous prime is 19402117332581. The next prime is 19402117332589. The reversal of 19402117332582 is 28523371120491.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19402117332581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37240269 + ... + 37757672.

It is an arithmetic number, because the mean of its divisors is an integer number (2425320947367).

Almost surely, 2^{19402117332582} is an apocalyptic number.

19402117332582 is an abundant number, since it is smaller than the sum of its proper divisors (19403017825290).

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

19402117332582 is a wasteful number, since it uses less digits than its factorization.

19402117332582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75041063.

The product of its (nonzero) digits is 725760, while the sum is 48.

The spelling of 19402117332582 in words is "nineteen trillion, four hundred two billion, one hundred seventeen million, three hundred thirty-two thousand, five hundred eighty-two".