3651713872 has 40 divisors (see below), whose sum is σ = 7497723240. Its totient is φ = 1719889920.

The previous prime is 3651713861. The next prime is 3651713941. The reversal of 3651713872 is 2783171563.

3651713872 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 4 ways, for example, as 425019456 + 3226694416 = 20616^2 + 56804^2 .

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, 76953 + ... + 115000.

It is an arithmetic number, because the mean of its divisors is an integer number (187443081).

Almost surely, 2^3651713872 is an apocalyptic number.

It is an amenable number.

3651713872 is an abundant number, since it is smaller than the sum of its proper divisors (3846009368).

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

3651713872 is a wasteful number, since it uses less digits than its factorization.

3651713872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192031 (or 192025 counting only the distinct ones).

The product of its digits is 211680, while the sum is 43.

The square root of 3651713872 is about 60429.4123089080. The cubic root of 3651713872 is about 1539.9226744780.

The spelling of 3651713872 in words is "three billion, six hundred fifty-one million, seven hundred thirteen thousand, eight hundred seventy-two".