21194599341 has 8 divisors (see below), whose sum is σ = 28278324000. Its totient is φ = 14120303792.

The previous prime is 21194599297. The next prime is 21194599367. The reversal of 21194599341 is 14399549112.

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 21194599341 - 2⁶ = 21194599277 is a prime.

It is a super-2 number, since 2×21194599341² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21194599241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2352030 + ... + 2361023.

It is an arithmetic number, because the mean of its divisors is an integer number (3534790500).

Almost surely, 2^21194599341 is an apocalyptic number.

It is an amenable number.

21194599341 is a deficient number, since it is larger than the sum of its proper divisors (7083724659).

21194599341 is a wasteful number, since it uses less digits than its factorization.

21194599341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714555.

The product of its digits is 349920, while the sum is 48.

The spelling of 21194599341 in words is "twenty-one billion, one hundred ninety-four million, five hundred ninety-nine thousand, three hundred forty-one".