4469999644 has 24 divisors (see below), whose sum is σ = 8547518448. Its totient is φ = 2028512640.

The previous prime is 4469999629. The next prime is 4469999659.

4469999644 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (4469999629) and next prime (4469999659).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55179 + ... + 109474.

It is an arithmetic number, because the mean of its divisors is an integer number (356146602).

Almost surely, 2^4469999644 is an apocalyptic number.

4469999644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4469999644 is a deficient number, since it is larger than the sum of its proper divisors (4077518804).

4469999644 is a wasteful number, since it uses less digits than its factorization.

4469999644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165285 (or 165283 counting only the distinct ones).

The product of its digits is 60466176, while the sum is 64.

The square root of 4469999644 is about 66858.0559394304. The cubic root of 4469999644 is about 1647.2865894243.

The spelling of 4469999644 in words is "four billion, four hundred sixty-nine million, nine hundred ninety-nine thousand, six hundred forty-four".