56261465798 has 16 divisors (see below), whose sum is σ = 84808249344. Its totient is φ = 27992100360.

The previous prime is 56261465773. The next prime is 56261465837. The reversal of 56261465798 is 89756416265.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3150611 + ... + 3168417.

It is an arithmetic number, because the mean of its divisors is an integer number (5300515584).

Almost surely, 2^56261465798 is an apocalyptic number.

56261465798 is a deficient number, since it is larger than the sum of its proper divisors (28546783546).

56261465798 is a wasteful number, since it uses less digits than its factorization.

56261465798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25507.

The product of its digits is 21772800, while the sum is 59.

The spelling of 56261465798 in words is "fifty-six billion, two hundred sixty-one million, four hundred sixty-five thousand, seven hundred ninety-eight".