5695426721 has 4 divisors (see below), whose sum is σ = 5700667392. Its totient is φ = 5690186052.

The previous prime is 5695426699. The next prime is 5695426739. The reversal of 5695426721 is 1276245965.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5695426721 - 2³⁰ = 4621684897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5695426741) 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, 2618705 + ... + 2620878.

It is an arithmetic number, because the mean of its divisors is an integer number (1425166848).

Almost surely, 2^5695426721 is an apocalyptic number.

It is an amenable number.

5695426721 is a deficient number, since it is larger than the sum of its proper divisors (5240671).

5695426721 is a wasteful number, since it uses less digits than its factorization.

5695426721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5240670.

The product of its digits is 907200, while the sum is 47.

The square root of 5695426721 is about 75468.0509951065. The cubic root of 5695426721 is about 1785.8381217900.

The spelling of 5695426721 in words is "five billion, six hundred ninety-five million, four hundred twenty-six thousand, seven hundred twenty-one".