372665221834 has 4 divisors (see below), whose sum is σ = 558997832754. Its totient is φ = 186332610916.

The previous prime is 372665221823. The next prime is 372665221879. The reversal of 372665221834 is 438122566273.

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., 372215909025 + 449312809 = 610095^2 + 21197^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93166305457 + ... + 93166305460.

Almost surely, 2^372665221834 is an apocalyptic number.

372665221834 is a deficient number, since it is larger than the sum of its proper divisors (186332610920).

372665221834 is a wasteful number, since it uses less digits than its factorization.

372665221834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186332610919.

The product of its digits is 2903040, while the sum is 49.

The spelling of 372665221834 in words is "three hundred seventy-two billion, six hundred sixty-five million, two hundred twenty-one thousand, eight hundred thirty-four".