56407517443 has 2 divisors, whose sum is σ = 56407517444. Its totient is φ = 56407517442.

The previous prime is 56407517431. The next prime is 56407517479. The reversal of 56407517443 is 34471570465.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56407517443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56407517393 and 56407517402.

It is not a weakly prime, because it can be changed into another prime (56407517143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28203758721 + 28203758722.

It is an arithmetic number, because the mean of its divisors is an integer number (28203758722).

Almost surely, 2^56407517443 is an apocalyptic number.

56407517443 is a deficient number, since it is larger than the sum of its proper divisors (1).

56407517443 is an equidigital number, since it uses as much as digits as its factorization.

56407517443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1411200, while the sum is 46.

The spelling of 56407517443 in words is "fifty-six billion, four hundred seven million, five hundred seventeen thousand, four hundred forty-three".