3221069975452 has 48 divisors (see below), whose sum is σ = 6919591840000. Its totient is φ = 1307802836592.

The previous prime is 3221069975423. The next prime is 3221069975507. The reversal of 3221069975452 is 2545799601223.

It is a junction number, because it is equal to n+sod(n) for n = 3221069975393 and 3221069975402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61756002 + ... + 61808137.

Almost surely, 2^{3221069975452} is an apocalyptic number.

It is an amenable number.

3221069975452 is an abundant number, since it is smaller than the sum of its proper divisors (3698521864548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3221069975452 is a wasteful number, since it uses less digits than its factorization.

3221069975452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123564183 (or 123564167 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 3221069975452 in words is "three trillion, two hundred twenty-one billion, sixty-nine million, nine hundred seventy-five thousand, four hundred fifty-two".