2365641421 has 8 divisors (see below), whose sum is σ = 2779215264. Its totient is φ = 1985153520.

The previous prime is 2365641419. The next prime is 2365641433. The reversal of 2365641421 is 1241465632.

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

It is a cyclic number.

It is not a de Polignac number, because 2365641421 - 2¹ = 2365641419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2365641401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8271331 + ... + 8271616.

It is an arithmetic number, because the mean of its divisors is an integer number (347401908).

Almost surely, 2^2365641421 is an apocalyptic number.

It is an amenable number.

2365641421 is a deficient number, since it is larger than the sum of its proper divisors (413573843).

2365641421 is a wasteful number, since it uses less digits than its factorization.

2365641421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16542971.

The product of its digits is 34560, while the sum is 34.

The square root of 2365641421 is about 48637.8599549775. The cubic root of 2365641421 is about 1332.4460650236.

The spelling of 2365641421 in words is "two billion, three hundred sixty-five million, six hundred forty-one thousand, four hundred twenty-one".