561613652054 has 128 divisors (see below), whose sum is σ = 1101281664000. Its totient is φ = 208582553088.

The previous prime is 561613652023. The next prime is 561613652063. The reversal of 561613652054 is 450256316165.

It is a junction number, because it is equal to n+sod(n) for n = 561613651996 and 561613652014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 513827132 + ... + 513828224.

It is an arithmetic number, because the mean of its divisors is an integer number (8603763000).

Almost surely, 2^561613652054 is an apocalyptic number.

561613652054 is a deficient number, since it is larger than the sum of its proper divisors (539668011946).

561613652054 is a wasteful number, since it uses less digits than its factorization.

561613652054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2342.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 561613652054 in words is "five hundred sixty-one billion, six hundred thirteen million, six hundred fifty-two thousand, fifty-four".