536751621620 has 24 divisors (see below), whose sum is σ = 1142619208584. Its totient is φ = 211759543296.

The previous prime is 536751621619. The next prime is 536751621677. The reversal of 536751621620 is 26126157635.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41659259236 + 495092362384 = 204106^2 + 703628^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183817589 + ... + 183820508.

It is an arithmetic number, because the mean of its divisors is an integer number (47609133691).

Almost surely, 2^536751621620 is an apocalyptic number.

It is an amenable number.

536751621620 is an abundant number, since it is smaller than the sum of its proper divisors (605867586964).

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

536751621620 is a wasteful number, since it uses less digits than its factorization.

536751621620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367638179 (or 367638177 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 536751621620 in words is "five hundred thirty-six billion, seven hundred fifty-one million, six hundred twenty-one thousand, six hundred twenty".