3591264641 has 4 divisors (see below), whose sum is σ = 3626131392. Its totient is φ = 3556397892.

The previous prime is 3591264631. The next prime is 3591264673. The reversal of 3591264641 is 1464621953.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1464621953 = 787 ⋅1861019.

It is a cyclic number.

It is not a de Polignac number, because 3591264641 - 2¹⁴ = 3591248257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3591264601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17433221 + ... + 17433426.

It is an arithmetic number, because the mean of its divisors is an integer number (906532848).

Almost surely, 2^3591264641 is an apocalyptic number.

It is an amenable number.

3591264641 is a deficient number, since it is larger than the sum of its proper divisors (34866751).

3591264641 is a wasteful number, since it uses less digits than its factorization.

3591264641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34866750.

The product of its digits is 155520, while the sum is 41.

The square root of 3591264641 is about 59927.1611291575. The cubic root of 3591264641 is about 1531.3782333792.

The spelling of 3591264641 in words is "three billion, five hundred ninety-one million, two hundred sixty-four thousand, six hundred forty-one".