537188612 has 6 divisors (see below), whose sum is σ = 940080078. Its totient is φ = 268594304.

The previous prime is 537188611. The next prime is 537188651. The reversal of 537188612 is 216881735.

It can be written as a sum of positive squares in only one way, i.e., 507420676 + 29767936 = 22526^2 + 5456^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 537188612.

It is not an unprimeable number, because it can be changed into a prime (537188611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67148573 + ... + 67148580.

It is an arithmetic number, because the mean of its divisors is an integer number (156680013).

Almost surely, 2^537188612 is an apocalyptic number.

It is an amenable number.

537188612 is a deficient number, since it is larger than the sum of its proper divisors (402891466).

537188612 is a wasteful number, since it uses less digits than its factorization.

537188612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134297157 (or 134297155 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 537188612 is about 23177.3296995146. The cubic root of 537188612 is about 812.9096251513.

The spelling of 537188612 in words is "five hundred thirty-seven million, one hundred eighty-eight thousand, six hundred twelve".