561353434514274 has 128 divisors (see below), whose sum is σ = 1188728207953920. Its totient is φ = 176358140614656.

The previous prime is 561353434514267. The next prime is 561353434514293. The reversal of 561353434514274 is 472415434353165.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52644975867 + ... + 52644986529.

It is an arithmetic number, because the mean of its divisors is an integer number (9286939124640).

Almost surely, 2^{561353434514274} is an apocalyptic number.

561353434514274 is an abundant number, since it is smaller than the sum of its proper divisors (627374773439646).

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

561353434514274 is a wasteful number, since it uses less digits than its factorization.

561353434514274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15376.

The product of its digits is 72576000, while the sum is 57.

The spelling of 561353434514274 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-four".