5649721422 has 8 divisors (see below), whose sum is σ = 11299442856. Its totient is φ = 1883240472.

The previous prime is 5649721409. The next prime is 5649721457. The reversal of 5649721422 is 2241279465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

5649721422 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470810113 + ... + 470810124.

It is an arithmetic number, because the mean of its divisors is an integer number (1412430357).

Almost surely, 2^5649721422 is an apocalyptic number.

5649721422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5649721422 is a wasteful number, since it uses less digits than its factorization.

5649721422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941620242.

The product of its digits is 241920, while the sum is 42.

The square root of 5649721422 is about 75164.6287957308. The cubic root of 5649721422 is about 1781.0482213344.

The spelling of 5649721422 in words is "five billion, six hundred forty-nine million, seven hundred twenty-one thousand, four hundred twenty-two".