4399363956 has 24 divisors (see below), whose sum is σ = 11054812384. Its totient is φ = 1353650400.

The previous prime is 4399363909. The next prime is 4399363979. The reversal of 4399363956 is 6593639934.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4399363896 and 4399363905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14100370 + ... + 14100681.

Almost surely, 2^4399363956 is an apocalyptic number.

It is an amenable number.

4399363956 is an abundant number, since it is smaller than the sum of its proper divisors (6655448428).

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

4399363956 is a wasteful number, since it uses less digits than its factorization.

4399363956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28201071 (or 28201069 counting only the distinct ones).

The product of its digits is 14171760, while the sum is 57.

The square root of 4399363956 is about 66327.7012717914. The cubic root of 4399363956 is about 1638.5635791572.

The spelling of 4399363956 in words is "four billion, three hundred ninety-nine million, three hundred sixty-three thousand, nine hundred fifty-six".