18003016662 has 32 divisors (see below), whose sum is σ = 37319028480. Its totient is φ = 5782966560.

The previous prime is 18003016649. The next prime is 18003016679. The reversal of 18003016662 is 26661030081.

It is a congruent number.

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, 7914 + ... + 189917.

It is an arithmetic number, because the mean of its divisors is an integer number (1166219640).

Almost surely, 2^18003016662 is an apocalyptic number.

18003016662 is an abundant number, since it is smaller than the sum of its proper divisors (19316011818).

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

18003016662 is a wasteful number, since it uses less digits than its factorization.

18003016662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198388.

The product of its (nonzero) digits is 10368, while the sum is 33.

The spelling of 18003016662 in words is "eighteen billion, three million, sixteen thousand, six hundred sixty-two".