21534113395 has 8 divisors (see below), whose sum is σ = 26038195920. Its totient is φ = 17095784160.

The previous prime is 21534113351. The next prime is 21534113411. The reversal of 21534113395 is 59331143512.

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

It is not a de Polignac number, because 21534113395 - 2⁹ = 21534112883 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16437600 + ... + 16438909.

It is an arithmetic number, because the mean of its divisors is an integer number (3254774490).

Almost surely, 2^21534113395 is an apocalyptic number.

21534113395 is a deficient number, since it is larger than the sum of its proper divisors (4504082525).

21534113395 is a wasteful number, since it uses less digits than its factorization.

21534113395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32876645.

The product of its digits is 48600, while the sum is 37.

The spelling of 21534113395 in words is "twenty-one billion, five hundred thirty-four million, one hundred thirteen thousand, three hundred ninety-five".