189944414174 has 16 divisors (see below), whose sum is σ = 288059943600. Its totient is φ = 93929904960.

The previous prime is 189944414173. The next prime is 189944414249. The reversal of 189944414174 is 471414449981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (189944414173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1298372 + ... + 1437239.

It is an arithmetic number, because the mean of its divisors is an integer number (18003746475).

Almost surely, 2^189944414174 is an apocalyptic number.

189944414174 is a deficient number, since it is larger than the sum of its proper divisors (98115529426).

189944414174 is a wasteful number, since it uses less digits than its factorization.

189944414174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2735995.

The product of its digits is 4644864, while the sum is 56.

The spelling of 189944414174 in words is "one hundred eighty-nine billion, nine hundred forty-four million, four hundred fourteen thousand, one hundred seventy-four".