194136150912 has 64 divisors (see below), whose sum is σ = 562553631360. Its totient is φ = 58829135360.

The previous prime is 194136150893. The next prime is 194136150917. The reversal of 194136150912 is 219051631491.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194136150917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22975908 + ... + 22984355.

It is an arithmetic number, because the mean of its divisors is an integer number (8789900490).

Almost surely, 2^194136150912 is an apocalyptic number.

194136150912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194136150912 is an abundant number, since it is smaller than the sum of its proper divisors (368417480448).

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

194136150912 is a wasteful number, since it uses less digits than its factorization.

194136150912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45960291 (or 45960279 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 42.

The spelling of 194136150912 in words is "one hundred ninety-four billion, one hundred thirty-six million, one hundred fifty thousand, nine hundred twelve".