18356950896 has 40 divisors (see below), whose sum is σ = 48703806864. Its totient is φ = 5953605120.

The previous prime is 18356950891. The next prime is 18356950919. The reversal of 18356950896 is 69805965381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18356950891) 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, 5166285 + ... + 5169836.

Almost surely, 2^18356950896 is an apocalyptic number.

18356950896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18356950896 is an abundant number, since it is smaller than the sum of its proper divisors (30346855968).

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

18356950896 is a wasteful number, since it uses less digits than its factorization.

18356950896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10336169 (or 10336163 counting only the distinct ones).

The product of its (nonzero) digits is 13996800, while the sum is 60.

The spelling of 18356950896 in words is "eighteen billion, three hundred fifty-six million, nine hundred fifty thousand, eight hundred ninety-six".