561353434514361 has 24 divisors (see below), whose sum is σ = 854456746515840. Its totient is φ = 354149835530400.

The previous prime is 561353434514339. The next prime is 561353434514387. The reversal of 561353434514361 is 163415434353165.

561353434514361 is a `hidden beast` number, since 5 + 6 + 1 + 3 + 5 + 3 + 434 + 5 + 143 + 61 = 666.

It is not a de Polignac number, because 561353434514361 - 2¹¹ = 561353434512313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 561353434514298 and 561353434514307.

It is not an unprimeable number, because it can be changed into a prime (561353434514161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1801583310 + ... + 1801894871.

It is an arithmetic number, because the mean of its divisors is an integer number (35602364438160).

Almost surely, 2^{561353434514361} is an apocalyptic number.

It is an amenable number.

561353434514361 is a deficient number, since it is larger than the sum of its proper divisors (293103312001479).

561353434514361 is a wasteful number, since it uses less digits than its factorization.

561353434514361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603479117 (or 3603479114 counting only the distinct ones).

The product of its digits is 23328000, while the sum is 54.

The spelling of 561353434514361 in words is "five hundred sixty-one trillion, three hundred fifty-three billion, four hundred thirty-four million, five hundred fourteen thousand, three hundred sixty-one".