21325852312 has 8 divisors (see below), whose sum is σ = 39985973100. Its totient is φ = 10662926152.

The previous prime is 21325852309. The next prime is 21325852337.

21325852312 is nontrivially palindromic in base 10.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332865762 + ... + 1332865777.

Almost surely, 2^21325852312 is an apocalyptic number.

It is an amenable number.

21325852312 is a deficient number, since it is larger than the sum of its proper divisors (18660120788).

21325852312 is a wasteful number, since it uses less digits than its factorization.

21325852312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2665731545 (or 2665731541 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The spelling of 21325852312 in words is "twenty-one billion, three hundred twenty-five million, eight hundred fifty-two thousand, three hundred twelve".