561370011738452 has 24 divisors (see below), whose sum is σ = 1133232920898624. Its totient is φ = 238338669868992.

The previous prime is 561370011738379. The next prime is 561370011738499. The reversal of 561370011738452 is 254837110073165.

It is a junction number, because it is equal to n+sod(n) for n = 561370011738394 and 561370011738403.

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, 93686581073 + ... + 93686587064.

It is an arithmetic number, because the mean of its divisors is an integer number (47218038370776).

Almost surely, 2^{561370011738452} is an apocalyptic number.

It is an amenable number.

561370011738452 is an abundant number, since it is smaller than the sum of its proper divisors (571862909160172).

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

561370011738452 is a wasteful number, since it uses less digits than its factorization.

561370011738452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187373168255 (or 187373168253 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 561370011738452 in words is "five hundred sixty-one trillion, three hundred seventy billion, eleven million, seven hundred thirty-eight thousand, four hundred fifty-two".