560403621261 has 24 divisors (see below), whose sum is σ = 883573629120. Its totient is φ = 339441105600.

The previous prime is 560403621259. The next prime is 560403621277. The reversal of 560403621261 is 162126304065.

560403621261 is a `hidden beast` number, since 5 + 6 + 0 + 4 + 0 + 3 + 621 + 26 + 1 = 666.

It is not a de Polignac number, because 560403621261 - 2¹ = 560403621259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (560403721261) 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, 1474201 + ... + 1814958.

It is an arithmetic number, because the mean of its divisors is an integer number (36815567880).

Almost surely, 2^560403621261 is an apocalyptic number.

It is an amenable number.

560403621261 is a deficient number, since it is larger than the sum of its proper divisors (323170007859).

560403621261 is a wasteful number, since it uses less digits than its factorization.

560403621261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290897 (or 3290894 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 560403621261 in words is "five hundred sixty billion, four hundred three million, six hundred twenty-one thousand, two hundred sixty-one".