189797892814 has 8 divisors (see below), whose sum is σ = 284698687608. Its totient is φ = 94898330280.

The previous prime is 189797892799. The next prime is 189797892841. The reversal of 189797892814 is 418298797981.

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, 456804 + ... + 766984.

It is an arithmetic number, because the mean of its divisors is an integer number (35587335951).

Almost surely, 2^189797892814 is an apocalyptic number.

189797892814 is a deficient number, since it is larger than the sum of its proper divisors (94900794794).

189797892814 is a wasteful number, since it uses less digits than its factorization.

189797892814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616130.

The product of its digits is 146313216, while the sum is 73.

The spelling of 189797892814 in words is "one hundred eighty-nine billion, seven hundred ninety-seven million, eight hundred ninety-two thousand, eight hundred fourteen".