561353434514272 has 24 divisors (see below), whose sum is σ = 1140815044337472. Its totient is φ = 271622629603200.

The previous prime is 561353434514267. The next prime is 561353434514293. The reversal of 561353434514272 is 272415434353165.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282940238179 + ... + 282940240162.

It is an arithmetic number, because the mean of its divisors is an integer number (47533960180728).

Almost surely, 2^{561353434514272} is an apocalyptic number.

It is an amenable number.

561353434514272 is an abundant number, since it is smaller than the sum of its proper divisors (579461609823200).

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

561353434514272 is a wasteful number, since it uses less digits than its factorization.

561353434514272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565880478382 (or 565880478374 counting only the distinct ones).

The product of its digits is 36288000, while the sum is 55.

The spelling of 561353434514272 in words is "five hundred sixty-one trillion, three hundred fifty-three billion, four hundred thirty-four million, five hundred fourteen thousand, two hundred seventy-two".