56305146720 has 48 divisors (see below), whose sum is σ = 177361213680. Its totient is φ = 15014705664.

The previous prime is 56305146719. The next prime is 56305146721. The reversal of 56305146720 is 2764150365.

It is an interprime number because it is at equal distance from previous prime (56305146719) and next prime (56305146721).

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56305146721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58650715 + ... + 58651674.

It is an arithmetic number, because the mean of its divisors is an integer number (3695025285).

Almost surely, 2^56305146720 is an apocalyptic number.

It is an amenable number.

56305146720 is an abundant number, since it is smaller than the sum of its proper divisors (121056066960).

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

56305146720 is a wasteful number, since it uses less digits than its factorization.

56305146720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117302407 (or 117302399 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 56305146720 in words is "fifty-six billion, three hundred five million, one hundred forty-six thousand, seven hundred twenty".