189013845208 has 16 divisors (see below), whose sum is σ = 355812919560. Its totient is φ = 94130400000.

The previous prime is 189013845173. The next prime is 189013845257. The reversal of 189013845208 is 802548310981.

It is a happy number.

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, 47063193 + ... + 47067208.

Almost surely, 2^189013845208 is an apocalyptic number.

It is an amenable number.

189013845208 is a deficient number, since it is larger than the sum of its proper divisors (166799074352).

189013845208 is a wasteful number, since it uses less digits than its factorization.

189013845208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94130658 (or 94130654 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 49.

The spelling of 189013845208 in words is "one hundred eighty-nine billion, thirteen million, eight hundred forty-five thousand, two hundred eight".