56045061512772 has 24 divisors (see below), whose sum is σ = 130772592140736. Its totient is φ = 18681575464608.

The previous prime is 56045061512753. The next prime is 56045061512773. The reversal of 56045061512772 is 27721516054065.

It is a super-2 number, since 2×56045061512772² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56045061512773) 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, 11860128 + ... + 15898199.

It is an arithmetic number, because the mean of its divisors is an integer number (5448858005864).

Almost surely, 2^{56045061512772} is an apocalyptic number.

It is an amenable number.

56045061512772 is an abundant number, since it is smaller than the sum of its proper divisors (74727530627964).

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

56045061512772 is a wasteful number, since it uses less digits than its factorization.

56045061512772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27926587 (or 27926585 counting only the distinct ones).

The product of its (nonzero) digits is 3528000, while the sum is 51.

The spelling of 56045061512772 in words is "fifty-six trillion, forty-five billion, sixty-one million, five hundred twelve thousand, seven hundred seventy-two".