18374896508 has 6 divisors (see below), whose sum is σ = 32156068896. Its totient is φ = 9187448252.

The previous prime is 18374896499. The next prime is 18374896513. The reversal of 18374896508 is 80569847381.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2296862060 + ... + 2296862067.

It is an arithmetic number, because the mean of its divisors is an integer number (5359344816).

Almost surely, 2^18374896508 is an apocalyptic number.

It is an amenable number.

18374896508 is a deficient number, since it is larger than the sum of its proper divisors (13781172388).

18374896508 is a wasteful number, since it uses less digits than its factorization.

18374896508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4593724131 (or 4593724129 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 59.

The spelling of 18374896508 in words is "eighteen billion, three hundred seventy-four million, eight hundred ninety-six thousand, five hundred eight".