56840644322 has 64 divisors (see below), whose sum is σ = 110045571840. Its totient is φ = 21366374400.

The previous prime is 56840644297. The next prime is 56840644369. The reversal of 56840644322 is 22344604865.

It is a happy number.

It is a super-2 number, since 2×56840644322² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7396322 + ... + 7404002.

It is an arithmetic number, because the mean of its divisors is an integer number (1719462060).

Almost surely, 2^56840644322 is an apocalyptic number.

56840644322 is a deficient number, since it is larger than the sum of its proper divisors (53204927518).

56840644322 is a wasteful number, since it uses less digits than its factorization.

56840644322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9387.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 56840644322 in words is "fifty-six billion, eight hundred forty million, six hundred forty-four thousand, three hundred twenty-two".