372665221716 has 48 divisors (see below), whose sum is σ = 873638244864. Its totient is φ = 123638257536.

The previous prime is 372665221711. The next prime is 372665221717. The reversal of 372665221716 is 617122566273.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372665221711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15543610 + ... + 15567566.

It is an arithmetic number, because the mean of its divisors is an integer number (18200796768).

Almost surely, 2^372665221716 is an apocalyptic number.

It is an amenable number.

372665221716 is an abundant number, since it is smaller than the sum of its proper divisors (500973023148).

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

372665221716 is a wasteful number, since it uses less digits than its factorization.

372665221716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30000 (or 29998 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

Adding to 372665221716 its reverse (617122566273), we get a palindrome (989787787989).

The spelling of 372665221716 in words is "three hundred seventy-two billion, six hundred sixty-five million, two hundred twenty-one thousand, seven hundred sixteen".