56454407722644 has 12 divisors (see below), whose sum is σ = 131726951352864. Its totient is φ = 18818135907544.

The previous prime is 56454407722621. The next prime is 56454407722697. The reversal of 56454407722644 is 44622770445465.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2352266988432 + ... + 2352266988455.

It is an arithmetic number, because the mean of its divisors is an integer number (10977245946072).

Almost surely, 2^{56454407722644} is an apocalyptic number.

It is an amenable number.

56454407722644 is an abundant number, since it is smaller than the sum of its proper divisors (75272543630220).

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

56454407722644 is a wasteful number, since it uses less digits than its factorization.

56454407722644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4704533976894 (or 4704533976892 counting only the distinct ones).

The product of its (nonzero) digits is 180633600, while the sum is 60.

The spelling of 56454407722644 in words is "fifty-six trillion, four hundred fifty-four billion, four hundred seven million, seven hundred twenty-two thousand, six hundred forty-four".