56115767720712 has 256 divisors, whose sum is σ = 170427641241600. Its totient is φ = 15057885588480.

The previous prime is 56115767720699. The next prime is 56115767720723. The reversal of 56115767720712 is 21702776751165.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36572662 + ... + 38076122.

It is an arithmetic number, because the mean of its divisors is an integer number (665732973600).

Almost surely, 2^{56115767720712} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56115767720712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85213820620800).

56115767720712 is an abundant number, since it is smaller than the sum of its proper divisors (114311873520888).

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

56115767720712 is a wasteful number, since it uses less digits than its factorization.

56115767720712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503716 (or 1503712 counting only the distinct ones).

The product of its (nonzero) digits is 8643600, while the sum is 57.

The spelling of 56115767720712 in words is "fifty-six trillion, one hundred fifteen billion, seven hundred sixty-seven million, seven hundred twenty thousand, seven hundred twelve".