561552732070416 has 240 divisors, whose sum is σ = 1673448202603008. Its totient is φ = 175473759283200.

The previous prime is 561552732070411. The next prime is 561552732070441. The reversal of 561552732070416 is 614070237255165.

It is a happy number.

561552732070416 is a `hidden beast` number, since 5 + 6 + 1 + 5 + 527 + 3 + 2 + 0 + 70 + 41 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (561552732070411) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30004396 + ... + 44981876.

Almost surely, 2^{561552732070416} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 561552732070416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (836724101301504).

561552732070416 is an abundant number, since it is smaller than the sum of its proper divisors (1111895470532592).

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

561552732070416 is a wasteful number, since it uses less digits than its factorization.

561552732070416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14977790 (or 14977781 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 54.

The spelling of 561552732070416 in words is "five hundred sixty-one trillion, five hundred fifty-two billion, seven hundred thirty-two million, seventy thousand, four hundred sixteen".