189094464815 has 16 divisors (see below), whose sum is σ = 230392149120. Its totient is φ = 148958182560.

The previous prime is 189094464751. The next prime is 189094464827. The reversal of 189094464815 is 518464490981.

It is not a de Polignac number, because 189094464815 - 2⁶ = 189094464751 is a prime.

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, 736376 + ... + 959394.

It is an arithmetic number, because the mean of its divisors is an integer number (14399509320).

Almost surely, 2^189094464815 is an apocalyptic number.

189094464815 is a deficient number, since it is larger than the sum of its proper divisors (41297684305).

189094464815 is a wasteful number, since it uses less digits than its factorization.

189094464815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225622.

The product of its (nonzero) digits is 9953280, while the sum is 59.

The spelling of 189094464815 in words is "one hundred eighty-nine billion, ninety-four million, four hundred sixty-four thousand, eight hundred fifteen".