56441555 has 8 divisors (see below), whose sum is σ = 69008112. Its totient is φ = 44301088.

The previous prime is 56441551. The next prime is 56441557. The reversal of 56441555 is 55514465.

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

It is a cyclic number.

It is not a de Polignac number, because 56441555 - 2² = 56441551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56441551) 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, 106229 + ... + 106758.

It is an arithmetic number, because the mean of its divisors is an integer number (8626014).

Almost surely, 2^56441555 is an apocalyptic number.

56441555 is a deficient number, since it is larger than the sum of its proper divisors (12566557).

56441555 is a wasteful number, since it uses less digits than its factorization.

56441555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213045.

The product of its digits is 60000, while the sum is 35.

The square root of 56441555 is about 7512.7594797118. The cubic root of 56441555 is about 383.5891579452.

The spelling of 56441555 in words is "fifty-six million, four hundred forty-one thousand, five hundred fifty-five".