321471272252 has 24 divisors (see below), whose sum is σ = 608721051792. Its totient is φ = 147668169600.

The previous prime is 321471272249. The next prime is 321471272279. The reversal of 321471272252 is 252272174123.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14638649 + ... + 14660592.

It is an arithmetic number, because the mean of its divisors is an integer number (25363377158).

Almost surely, 2^321471272252 is an apocalyptic number.

It is an amenable number.

321471272252 is a deficient number, since it is larger than the sum of its proper divisors (287249779540).

321471272252 is a wasteful number, since it uses less digits than its factorization.

321471272252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29299469 (or 29299467 counting only the distinct ones).

The product of its digits is 94080, while the sum is 38.

The spelling of 321471272252 in words is "three hundred twenty-one billion, four hundred seventy-one million, two hundred seventy-two thousand, two hundred fifty-two".