537864418444608 has 84 divisors (see below), whose sum is σ = 1546265993077780. Its totient is φ = 178756127133696.

The previous prime is 537864418444601. The next prime is 537864418444637. The reversal of 537864418444608 is 806444814468735.

537864418444608 is a `hidden beast` number, since 5 + 3 + 7 + 8 + 6 + 4 + 4 + 1 + 8 + 4 + 4 + 4 + 608 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 195143912849664 + 342720505594944 = 13969392^2 + 18512712^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537864418444601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1385254543 + ... + 1385642766.

Almost surely, 2^{537864418444608} is an apocalyptic number.

It is an amenable number.

537864418444608 is an abundant number, since it is smaller than the sum of its proper divisors (1008401574633172).

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

537864418444608 is a wasteful number, since it uses less digits than its factorization.

537864418444608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770897664 (or 2770897651 counting only the distinct ones).

The product of its (nonzero) digits is 1981808640, while the sum is 72.

The spelling of 537864418444608 in words is "five hundred thirty-seven trillion, eight hundred sixty-four billion, four hundred eighteen million, four hundred forty-four thousand, six hundred eight".