3326447974421 has 12 divisors (see below), whose sum is σ = 3929467324320. Its totient is φ = 2791424872080.

The previous prime is 3326447974411. The next prime is 3326447974441. The reversal of 3326447974421 is 1244797446233.

It is not a de Polignac number, because 3326447974421 - 2²⁶ = 3326380865557 is a prime.

It is a super-2 number, since 2×3326447974421² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3326447974411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 894685601 + ... + 894689318.

It is an arithmetic number, because the mean of its divisors is an integer number (327455610360).

Almost surely, 2^{3326447974421} is an apocalyptic number.

It is an amenable number.

3326447974421 is a deficient number, since it is larger than the sum of its proper divisors (603019349899).

3326447974421 is a wasteful number, since it uses less digits than its factorization.

3326447974421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789374956 (or 1789374943 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 56.

The spelling of 3326447974421 in words is "three trillion, three hundred twenty-six billion, four hundred forty-seven million, nine hundred seventy-four thousand, four hundred twenty-one".