18415097594642 has 24 divisors (see below), whose sum is σ = 32539206303360. Its totient is φ = 7792283608200.

The previous prime is 18415097594639. The next prime is 18415097594693. The reversal of 18415097594642 is 24649579051481.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1189290734 + ... + 1189306217.

It is an arithmetic number, because the mean of its divisors is an integer number (1355800262640).

Almost surely, 2^{18415097594642} is an apocalyptic number.

18415097594642 is a deficient number, since it is larger than the sum of its proper divisors (14124108708718).

18415097594642 is a wasteful number, since it uses less digits than its factorization.

18415097594642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378597046 (or 2378597039 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 65.

The spelling of 18415097594642 in words is "eighteen trillion, four hundred fifteen billion, ninety-seven million, five hundred ninety-four thousand, six hundred forty-two".