189098256475 has 96 divisors (see below), whose sum is σ = 254300580864. Its totient is φ = 139158835200.

The previous prime is 189098256439. The next prime is 189098256481. The reversal of 189098256475 is 574652890981.

It is a happy number.

It is not a de Polignac number, because 189098256475 - 2²⁹ = 188561385563 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 318883779 + ... + 318884371.

It is an arithmetic number, because the mean of its divisors is an integer number (2648964384).

Almost surely, 2^189098256475 is an apocalyptic number.

189098256475 is a deficient number, since it is larger than the sum of its proper divisors (65202324389).

189098256475 is a wasteful number, since it uses less digits than its factorization.

189098256475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877 (or 872 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 64.

The spelling of 189098256475 in words is "one hundred eighty-nine billion, ninety-eight million, two hundred fifty-six thousand, four hundred seventy-five".