21474033959795 has 8 divisors (see below), whose sum is σ = 25770454324560. Its totient is φ = 17178151452640.

The previous prime is 21474033959753. The next prime is 21474033959797. The reversal of 21474033959795 is 59795933047412.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-21474033959795 is a prime.

It is a super-2 number, since 2×21474033959795² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21474033959797) 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, 134376560 + ... + 134536269.

It is an arithmetic number, because the mean of its divisors is an integer number (3221306790570).

Almost surely, 2^{21474033959795} is an apocalyptic number.

21474033959795 is a deficient number, since it is larger than the sum of its proper divisors (4296420364765).

21474033959795 is a wasteful number, since it uses less digits than its factorization.

21474033959795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268928805.

The product of its (nonzero) digits is 257191200, while the sum is 68.

The spelling of 21474033959795 in words is "twenty-one trillion, four hundred seventy-four billion, thirty-three million, nine hundred fifty-nine thousand, seven hundred ninety-five".