19108989967596 has 48 divisors (see below), whose sum is σ = 49695206117760. Its totient is φ = 5679452125440.

The previous prime is 19108989967519. The next prime is 19108989967621. The reversal of 19108989967596 is 69576998980191.

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, 2465036110 + ... + 2465043861.

It is an arithmetic number, because the mean of its divisors is an integer number (1035316794120).

Almost surely, 2^{19108989967596} is an apocalyptic number.

It is an amenable number.

19108989967596 is an abundant number, since it is smaller than the sum of its proper divisors (30586216150164).

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

19108989967596 is a wasteful number, since it uses less digits than its factorization.

19108989967596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4930080014 (or 4930080012 counting only the distinct ones).

The product of its (nonzero) digits is 4761711360, while the sum is 87.

The spelling of 19108989967596 in words is "nineteen trillion, one hundred eight billion, nine hundred eighty-nine million, nine hundred sixty-seven thousand, five hundred ninety-six".