189152806678 has 8 divisors (see below), whose sum is σ = 309522774600. Its totient is φ = 85978548480.

The previous prime is 189152806613. The next prime is 189152806697. The reversal of 189152806678 is 876608251981.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 4298927403 + ... + 4298927446.

It is an arithmetic number, because the mean of its divisors is an integer number (38690346825).

Almost surely, 2^189152806678 is an apocalyptic number.

189152806678 is a deficient number, since it is larger than the sum of its proper divisors (120369967922).

189152806678 is a wasteful number, since it uses less digits than its factorization.

189152806678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8597854862.

The product of its (nonzero) digits is 11612160, while the sum is 61.

The spelling of 189152806678 in words is "one hundred eighty-nine billion, one hundred fifty-two million, eight hundred six thousand, six hundred seventy-eight".