56705299548 has 24 divisors (see below), whose sum is σ = 134554949760. Its totient is φ = 18581397360.

The previous prime is 56705299513. The next prime is 56705299559. The reversal of 56705299548 is 84599250765.

It is a junction number, because it is equal to n+sod(n) for n = 56705299491 and 56705299500.

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, 40045408 + ... + 40046823.

It is an arithmetic number, because the mean of its divisors is an integer number (5606456240).

Almost surely, 2^56705299548 is an apocalyptic number.

It is an amenable number.

56705299548 is an abundant number, since it is smaller than the sum of its proper divisors (77849650212).

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

56705299548 is a wasteful number, since it uses less digits than its factorization.

56705299548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80092297 (or 80092295 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 60.

The spelling of 56705299548 in words is "fifty-six billion, seven hundred five million, two hundred ninety-nine thousand, five hundred forty-eight".