5622657646 has 4 divisors (see below), whose sum is σ = 8433986472. Its totient is φ = 2811328822.

The previous prime is 5622657589. The next prime is 5622657679. The reversal of 5622657646 is 6467562265.

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

It is a super-2 number, since 2×5622657646² = 63228558008244522632, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5622657646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1405664410 + ... + 1405664413.

It is an arithmetic number, because the mean of its divisors is an integer number (2108496618).

Almost surely, 2^5622657646 is an apocalyptic number.

5622657646 is a deficient number, since it is larger than the sum of its proper divisors (2811328826).

5622657646 is a wasteful number, since it uses less digits than its factorization.

5622657646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2811328825.

The product of its digits is 3628800, while the sum is 49.

The square root of 5622657646 is about 74984.3826806622. The cubic root of 5622657646 is about 1778.1997586157.

The spelling of 5622657646 in words is "five billion, six hundred twenty-two million, six hundred fifty-seven thousand, six hundred forty-six".