3709350644 has 48 divisors (see below), whose sum is σ = 6721698816. Its totient is φ = 1790256000.

The previous prime is 3709350607. The next prime is 3709350661. The reversal of 3709350644 is 4460539073.

3709350644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4089239 + ... + 4090145.

It is an arithmetic number, because the mean of its divisors is an integer number (140035392).

Almost surely, 2^3709350644 is an apocalyptic number.

It is an amenable number.

3709350644 is a deficient number, since it is larger than the sum of its proper divisors (3012348172).

3709350644 is a wasteful number, since it uses less digits than its factorization.

3709350644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256 (or 1254 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 3709350644 is about 60904.4386231414. The cubic root of 3709350644 is about 1547.9822018309.

The spelling of 3709350644 in words is "three billion, seven hundred nine million, three hundred fifty thousand, six hundred forty-four".