3201567945 has 16 divisors (see below), whose sum is σ = 5126640000. Its totient is φ = 1706125824.

The previous prime is 3201567913. The next prime is 3201567953. The reversal of 3201567945 is 5497651023.

3201567945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3201567945 - 2⁵ = 3201567913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3201567897 and 3201567906.

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, 66709 + ... + 104178.

It is an arithmetic number, because the mean of its divisors is an integer number (320415000).

Almost surely, 2^3201567945 is an apocalyptic number.

It is an amenable number.

3201567945 is a deficient number, since it is larger than the sum of its proper divisors (1925072055).

3201567945 is a wasteful number, since it uses less digits than its factorization.

3201567945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172144.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 3201567945 is about 56582.3996044706. The cubic root of 3201567945 is about 1473.8532417722.

The spelling of 3201567945 in words is "three billion, two hundred one million, five hundred sixty-seven thousand, nine hundred forty-five".