561102256133330 has 32 divisors (see below), whose sum is σ = 1061939148441840. Its totient is φ = 213149076376320.

The previous prime is 561102256133303. The next prime is 561102256133381. The reversal of 561102256133330 is 33331652201165.

It can be written as a sum of positive squares in 8 ways, for example, as 2475653643241 + 558626602490089 = 1573421^2 + 23635283^2 .

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, 15859288589 + ... + 15859323968.

Almost surely, 2^{561102256133330} is an apocalyptic number.

561102256133330 is a deficient number, since it is larger than the sum of its proper divisors (500836892308510).

561102256133330 is a wasteful number, since it uses less digits than its factorization.

561102256133330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31718612654.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 561102256133330 in words is "five hundred sixty-one trillion, one hundred two billion, two hundred fifty-six million, one hundred thirty-three thousand, three hundred thirty".