2641636329 has 32 divisors (see below), whose sum is σ = 3821959680. Its totient is φ = 1617501312.

The previous prime is 2641636279. The next prime is 2641636337. The reversal of 2641636329 is 9236361462.

It is not a de Polignac number, because 2641636329 - 2⁸ = 2641636073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2641636339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 331854 + ... + 339720.

It is an arithmetic number, because the mean of its divisors is an integer number (119436240).

Almost surely, 2^2641636329 is an apocalyptic number.

It is an amenable number.

2641636329 is a deficient number, since it is larger than the sum of its proper divisors (1180323351).

2641636329 is a wasteful number, since it uses less digits than its factorization.

2641636329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8069.

The product of its digits is 279936, while the sum is 42.

The square root of 2641636329 is about 51396.8513529769. The cubic root of 2641636329 is about 1382.3701356608.

The spelling of 2641636329 in words is "two billion, six hundred forty-one million, six hundred thirty-six thousand, three hundred twenty-nine".