18516848614 has 16 divisors (see below), whose sum is σ = 31039330896. Its totient is φ = 8211462400.

The previous prime is 18516848543. The next prime is 18516848617. The reversal of 18516848614 is 41684861581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18516848617) 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, 10263427 + ... + 10265230.

It is an arithmetic number, because the mean of its divisors is an integer number (1939958181).

Almost surely, 2^18516848614 is an apocalyptic number.

18516848614 is a deficient number, since it is larger than the sum of its proper divisors (12522482282).

18516848614 is a wasteful number, since it uses less digits than its factorization.

18516848614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20528711.

The product of its digits is 1474560, while the sum is 52.

The spelling of 18516848614 in words is "eighteen billion, five hundred sixteen million, eight hundred forty-eight thousand, six hundred fourteen".