56408098643 has 16 divisors (see below), whose sum is σ = 63952922880. Its totient is φ = 49321967904.

The previous prime is 56408098631. The next prime is 56408098687. The reversal of 56408098643 is 34689080465.

56408098643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 56408098643 - 2⁴ = 56408098627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56408028643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3316880 + ... + 3333842.

It is an arithmetic number, because the mean of its divisors is an integer number (3997057680).

Almost surely, 2^56408098643 is an apocalyptic number.

56408098643 is a deficient number, since it is larger than the sum of its proper divisors (7544824237).

56408098643 is a wasteful number, since it uses less digits than its factorization.

56408098643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30458.

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 56408098643 in words is "fifty-six billion, four hundred eight million, ninety-eight thousand, six hundred forty-three".