537353264656 has 80 divisors (see below), whose sum is σ = 1187374346928. Its totient is φ = 233378611200.

The previous prime is 537353264603. The next prime is 537353264689. The reversal of 537353264656 is 656462353735.

It can be written as a sum of positive squares in 8 ways, for example, as 269485056 + 537083779600 = 16416^2 + 732860^2 .

It is a super-2 number, since 2×537353264656² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 537353264597 and 537353264606.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27716086 + ... + 27735466.

Almost surely, 2^537353264656 is an apocalyptic number.

It is an amenable number.

537353264656 is an abundant number, since it is smaller than the sum of its proper divisors (650021082272).

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

537353264656 is a wasteful number, since it uses less digits than its factorization.

537353264656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27260 (or 27254 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 55.

The spelling of 537353264656 in words is "five hundred thirty-seven billion, three hundred fifty-three million, two hundred sixty-four thousand, six hundred fifty-six".