2641350561 has 8 divisors (see below), whose sum is σ = 3616984704. Its totient is φ = 1713308400.

The previous prime is 2641350529. The next prime is 2641350563. The reversal of 2641350561 is 1650531462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2641350561 - 2⁵ = 2641350529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2641350563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11897865 + ... + 11898086.

It is an arithmetic number, because the mean of its divisors is an integer number (452123088).

Almost surely, 2^2641350561 is an apocalyptic number.

It is an amenable number.

2641350561 is a deficient number, since it is larger than the sum of its proper divisors (975634143).

2641350561 is a wasteful number, since it uses less digits than its factorization.

2641350561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23795991.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 2641350561 is about 51394.0712631331. The cubic root of 2641350561 is about 1382.3202863319.

The spelling of 2641350561 in words is "two billion, six hundred forty-one million, three hundred fifty thousand, five hundred sixty-one".