189964946298 has 32 divisors (see below), whose sum is σ = 380323786752. Its totient is φ = 63256041200.

The previous prime is 189964946291. The next prime is 189964946299. The reversal of 189964946298 is 892649469981.

It is not an unprimeable number, because it can be changed into a prime (189964946291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35819515 + ... + 35824817.

It is an arithmetic number, because the mean of its divisors is an integer number (11885118336).

Almost surely, 2^189964946298 is an apocalyptic number.

189964946298 is an abundant number, since it is smaller than the sum of its proper divisors (190358840454).

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

189964946298 is a wasteful number, since it uses less digits than its factorization.

189964946298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370.

The product of its digits is 483729408, while the sum is 75.

The spelling of 189964946298 in words is "one hundred eighty-nine billion, nine hundred sixty-four million, nine hundred forty-six thousand, two hundred ninety-eight".