372775125665 has 8 divisors (see below), whose sum is σ = 447480835560. Its totient is φ = 298119644032.

The previous prime is 372775125641. The next prime is 372775125713. The reversal of 372775125665 is 566521577273.

It can be written as a sum of positive squares in 4 ways, for example, as 10765930081 + 362009195584 = 103759^2 + 601672^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 372775125665 - 2¹² = 372775121569 is a prime.

It is a super-2 number, since 2×372775125665² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 372775125665.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12540734 + ... + 12570423.

It is an arithmetic number, because the mean of its divisors is an integer number (55935104445).

Almost surely, 2^372775125665 is an apocalyptic number.

It is an amenable number.

372775125665 is a deficient number, since it is larger than the sum of its proper divisors (74705709895).

372775125665 is a wasteful number, since it uses less digits than its factorization.

372775125665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25114131.

The product of its digits is 18522000, while the sum is 56.

The spelling of 372775125665 in words is "three hundred seventy-two billion, seven hundred seventy-five million, one hundred twenty-five thousand, six hundred sixty-five".