18456828326 has 8 divisors (see below), whose sum is σ = 28433492400. Its totient is φ = 8978997528.

The previous prime is 18456828307. The next prime is 18456828343. The reversal of 18456828326 is 62382865481.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124708226 + ... + 124708373.

It is an arithmetic number, because the mean of its divisors is an integer number (3554186550).

Almost surely, 2^18456828326 is an apocalyptic number.

18456828326 is a deficient number, since it is larger than the sum of its proper divisors (9976664074).

18456828326 is a wasteful number, since it uses less digits than its factorization.

18456828326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249416638.

The product of its digits is 4423680, while the sum is 53.

The spelling of 18456828326 in words is "eighteen billion, four hundred fifty-six million, eight hundred twenty-eight thousand, three hundred twenty-six".