537365286628 has 6 divisors (see below), whose sum is σ = 940389251606. Its totient is φ = 268682643312.

The previous prime is 537365286617. The next prime is 537365286649. The reversal of 537365286628 is 826682563735.

It can be written as a sum of positive squares in only one way, i.e., 402148759104 + 135216527524 = 634152^2 + 367718^2 .

It is a super-2 number, since 2×537365286628² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67170660825 + ... + 67170660832.

Almost surely, 2^537365286628 is an apocalyptic number.

It is an amenable number.

537365286628 is a deficient number, since it is larger than the sum of its proper divisors (403023964978).

537365286628 is a wasteful number, since it uses less digits than its factorization.

537365286628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134341321661 (or 134341321659 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 61.

The spelling of 537365286628 in words is "five hundred thirty-seven billion, three hundred sixty-five million, two hundred eighty-six thousand, six hundred twenty-eight".