3525991864 has 16 divisors (see below), whose sum is σ = 6611865120. Its totient is φ = 1762827840.

The previous prime is 3525991853. The next prime is 3525991871. The reversal of 3525991864 is 4681995253.

3525991864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150204 + ... + 172084.

It is an arithmetic number, because the mean of its divisors is an integer number (413241570).

Almost surely, 2^3525991864 is an apocalyptic number.

It is an amenable number.

3525991864 is a deficient number, since it is larger than the sum of its proper divisors (3085873256).

3525991864 is a wasteful number, since it uses less digits than its factorization.

3525991864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42030 (or 42026 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 52.

The square root of 3525991864 is about 59380.0628494110. The cubic root of 3525991864 is about 1522.0436303910.

The spelling of 3525991864 in words is "three billion, five hundred twenty-five million, nine hundred ninety-one thousand, eight hundred sixty-four".