189699162370 has 8 divisors (see below), whose sum is σ = 341458492284. Its totient is φ = 75879664944.

The previous prime is 189699162349. The next prime is 189699162413. The reversal of 189699162370 is 73261996981.

189699162370 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 189469548961 + 229613409 = 435281^2 + 15153^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 189699162299 and 189699162308.

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, 9484958109 + ... + 9484958128.

Almost surely, 2^189699162370 is an apocalyptic number.

189699162370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189699162370 is a deficient number, since it is larger than the sum of its proper divisors (151759329914).

189699162370 is a wasteful number, since it uses less digits than its factorization.

189699162370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18969916244.

The product of its (nonzero) digits is 8817984, while the sum is 61.

The spelling of 189699162370 in words is "one hundred eighty-nine billion, six hundred ninety-nine million, one hundred sixty-two thousand, three hundred seventy".