189886676663400 has 96 divisors (see below), whose sum is σ = 589920077996160. Its totient is φ = 50527081059840.

The previous prime is 189886676663371. The next prime is 189886676663429. The reversal of 189886676663400 is 4366676688981.

It is an interprime number because it is at equal distance from previous prime (189886676663371) and next prime (189886676663429).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 341490877 + ... + 342046476.

It is an arithmetic number, because the mean of its divisors is an integer number (6145000812460).

Almost surely, 2^{189886676663400} is an apocalyptic number.

189886676663400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

189886676663400 is an abundant number, since it is smaller than the sum of its proper divisors (400033401332760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

189886676663400 is a wasteful number, since it uses less digits than its factorization.

189886676663400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683537835 (or 683537826 counting only the distinct ones).

The product of its (nonzero) digits is 3009871872, while the sum is 78.

The spelling of 189886676663400 in words is "one hundred eighty-nine trillion, eight hundred eighty-six billion, six hundred seventy-six million, six hundred sixty-three thousand, four hundred".