189452194575 has 24 divisors (see below), whose sum is σ = 357974433408. Its totient is φ = 86606717280.

The previous prime is 189452194573. The next prime is 189452194609. The reversal of 189452194575 is 575491254981.

It is not a de Polignac number, because 189452194575 - 2¹ = 189452194573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189452194573) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180430137 + ... + 180431186.

It is an arithmetic number, because the mean of its divisors is an integer number (14915601392).

Almost surely, 2^189452194575 is an apocalyptic number.

189452194575 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

189452194575 is a deficient number, since it is larger than the sum of its proper divisors (168522238833).

189452194575 is a wasteful number, since it uses less digits than its factorization.

189452194575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360861343 (or 360861338 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 60.

The spelling of 189452194575 in words is "one hundred eighty-nine billion, four hundred fifty-two million, one hundred ninety-four thousand, five hundred seventy-five".