18100005916 has 6 divisors (see below), whose sum is σ = 31675010360. Its totient is φ = 9050002956.

The previous prime is 18100005907. The next prime is 18100006003. The reversal of 18100005916 is 61950000181.

It is a super-2 number, since 2×18100005916² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2262500736 + ... + 2262500743.

Almost surely, 2^18100005916 is an apocalyptic number.

It is an amenable number.

18100005916 is a deficient number, since it is larger than the sum of its proper divisors (13575004444).

18100005916 is a wasteful number, since it uses less digits than its factorization.

18100005916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4525001483 (or 4525001481 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 31.

The spelling of 18100005916 in words is "eighteen billion, one hundred million, five thousand, nine hundred sixteen".