56919050971 has 4 divisors (see below), whose sum is σ = 57698764072. Its totient is φ = 56139337872.

The previous prime is 56919050933. The next prime is 56919050983. The reversal of 56919050971 is 17905091965.

56919050971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56919050971 - 2²³ = 56910662363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56919050371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389856441 + ... + 389856586.

It is an arithmetic number, because the mean of its divisors is an integer number (14424691018).

Almost surely, 2^56919050971 is an apocalyptic number.

56919050971 is a deficient number, since it is larger than the sum of its proper divisors (779713101).

56919050971 is an equidigital number, since it uses as much as digits as its factorization.

56919050971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779713100.

The product of its (nonzero) digits is 765450, while the sum is 52.

The spelling of 56919050971 in words is "fifty-six billion, nine hundred nineteen million, fifty thousand, nine hundred seventy-one".