2641563597 has 16 divisors (see below), whose sum is σ = 3740276160. Its totient is φ = 1653587712.

The previous prime is 2641563583. The next prime is 2641563667. The reversal of 2641563597 is 7953651462.

It is not a de Polignac number, because 2641563597 - 2⁸ = 2641563341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641563097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198618 + ... + 211499.

It is an arithmetic number, because the mean of its divisors is an integer number (233767260).

Almost surely, 2^2641563597 is an apocalyptic number.

It is an amenable number.

2641563597 is a deficient number, since it is larger than the sum of its proper divisors (1098712563).

2641563597 is a wasteful number, since it uses less digits than its factorization.

2641563597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410252.

The product of its digits is 1360800, while the sum is 48.

The square root of 2641563597 is about 51396.1437950358. The cubic root of 2641563597 is about 1382.3574486423.

The spelling of 2641563597 in words is "two billion, six hundred forty-one million, five hundred sixty-three thousand, five hundred ninety-seven".