37247222164 has 6 divisors (see below), whose sum is σ = 65182638794. Its totient is φ = 18623611080.

The previous prime is 37247222161. The next prime is 37247222171. The reversal of 37247222164 is 46122274273.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 34217600400 + 3029621764 = 184980^2 + 55042^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37247222161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4655902767 + ... + 4655902774.

Almost surely, 2^37247222164 is an apocalyptic number.

It is an amenable number.

37247222164 is a deficient number, since it is larger than the sum of its proper divisors (27935416630).

37247222164 is a wasteful number, since it uses less digits than its factorization.

37247222164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9311805545 (or 9311805543 counting only the distinct ones).

The product of its digits is 225792, while the sum is 40.

The spelling of 37247222164 in words is "thirty-seven billion, two hundred forty-seven million, two hundred twenty-two thousand, one hundred sixty-four".