56814059449 has 27 divisors (see below), whose sum is σ = 70241213487. Its totient is φ = 45810308544.

The previous prime is 56814059443. The next prime is 56814059453. The reversal of 56814059449 is 94495041865.

The square root of 56814059449 is 238357.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44232399225 + 12581660224 = 210315^2 + 112168^2 .

It is not a de Polignac number, because 56814059449 - 2¹⁹ = 56813535161 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56814059449.

It is not an unprimeable number, because it can be changed into a prime (56814059443) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 28363482 + ... + 28365484.

Almost surely, 2^56814059449 is an apocalyptic number.

56814059449 is the 238357-th square number.

56814059449 is the 119179-th centered octagonal number.

It is an amenable number.

56814059449 is a deficient number, since it is larger than the sum of its proper divisors (13427154038).

56814059449 is an frugal number, since it uses more digits than its factorization.

56814059449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4054 (or 2027 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 56814059449 in words is "fifty-six billion, eight hundred fourteen million, fifty-nine thousand, four hundred forty-nine".