56040619441 has 3 divisors (see below), whose sum is σ = 56040856171. Its totient is φ = 56040382712.

The previous prime is 56040619373. The next prime is 56040619471. The reversal of 56040619441 is 14491604065.

The square root of 56040619441 is 236729.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 6934059441 + 49106560000 = 83271^2 + 221600^2 .

It is not a de Polignac number, because 56040619441 - 2⁹ = 56040618929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56040619394 and 56040619403.

It is not an unprimeable number, because it can be changed into a prime (56040619471) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 118365 + ... + 355093.

Almost surely, 2^56040619441 is an apocalyptic number.

56040619441 is the 236729-th square number.

56040619441 is the 118365-th centered octagonal number.

It is an amenable number.

56040619441 is a deficient number, since it is larger than the sum of its proper divisors (236730).

56040619441 is an frugal number, since it uses more digits than its factorization.

56040619441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473458 (or 236729 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 56040619441 in words is "fifty-six billion, forty million, six hundred nineteen thousand, four hundred forty-one".