4469743640 has 32 divisors (see below), whose sum is σ = 10494182880. Its totient is φ = 1710162432.

The previous prime is 4469743627. The next prime is 4469743651. The reversal of 4469743640 is 463479644.

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, 2428289 + ... + 2430128.

It is an arithmetic number, because the mean of its divisors is an integer number (327943215).

Almost surely, 2^4469743640 is an apocalyptic number.

4469743640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4469743640 is an abundant number, since it is smaller than the sum of its proper divisors (6024439240).

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

4469743640 is a wasteful number, since it uses less digits than its factorization.

4469743640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4858451 (or 4858447 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 47.

The square root of 4469743640 is about 66856.1413783356. The cubic root of 4469743640 is about 1647.2551412483.

The spelling of 4469743640 in words is "four billion, four hundred sixty-nine million, seven hundred forty-three thousand, six hundred forty".