3400641650 has 72 divisors (see below), whose sum is σ = 7496992260. Its totient is φ = 1143891840.

The previous prime is 3400641613. The next prime is 3400641661. The reversal of 3400641650 is 561460043.

It is a happy number.

3400641650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 2193704569 + 1206937081 = 46837^2 + 34741^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 116756 + ... + 142944.

Almost surely, 2^3400641650 is an apocalyptic number.

3400641650 is an abundant number, since it is smaller than the sum of its proper divisors (4096350610).

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

3400641650 is a wasteful number, since it uses less digits than its factorization.

3400641650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26268 (or 26256 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 3400641650 is about 58315.0207922453. The cubic root of 3400641650 is about 1503.7891829646.

The spelling of 3400641650 in words is "three billion, four hundred million, six hundred forty-one thousand, six hundred fifty".