56444763 has 8 divisors (see below), whose sum is σ = 79220800. Its totient is φ = 35649288.

The previous prime is 56444749. The next prime is 56444771. The reversal of 56444763 is 36744465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56444763 - 2¹² = 56440667 is a prime.

It is a super-2 number, since 2×56444763² = 6372022540252338, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56444723) 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, 495073 + ... + 495186.

It is an arithmetic number, because the mean of its divisors is an integer number (9902600).

Almost surely, 2^56444763 is an apocalyptic number.

56444763 is a deficient number, since it is larger than the sum of its proper divisors (22776037).

56444763 is a wasteful number, since it uses less digits than its factorization.

56444763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990281.

The product of its digits is 241920, while the sum is 39.

The square root of 56444763 is about 7512.9729801191. The cubic root of 56444763 is about 383.5964252308.

The spelling of 56444763 in words is "fifty-six million, four hundred forty-four thousand, seven hundred sixty-three".