373794343138 has 4 divisors (see below), whose sum is σ = 560691514710. Its totient is φ = 186897171568.

The previous prime is 373794343073. The next prime is 373794343151. The reversal of 373794343138 is 831343497373.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 230950408329 + 142843934809 = 480573^2 + 377947^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 93448585783 + ... + 93448585786.

Almost surely, 2^373794343138 is an apocalyptic number.

373794343138 is a deficient number, since it is larger than the sum of its proper divisors (186897171572).

373794343138 is a wasteful number, since it uses less digits than its factorization.

373794343138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186897171571.

The product of its digits is 13716864, while the sum is 55.

The spelling of 373794343138 in words is "three hundred seventy-three billion, seven hundred ninety-four million, three hundred forty-three thousand, one hundred thirty-eight".