21324425362352 has 40 divisors (see below), whose sum is σ = 47218637337600. Its totient is φ = 9138987784512.

The previous prime is 21324425362349. The next prime is 21324425362369. The reversal of 21324425362352 is 25326352442312.

It is a super-2 number, since 2×21324425362352² (a number of 27 digits) contains 22 as substring.

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, 24574049 + ... + 25427007.

It is an arithmetic number, because the mean of its divisors is an integer number (1180465933440).

Almost surely, 2^{21324425362352} is an apocalyptic number.

It is an amenable number.

21324425362352 is an abundant number, since it is smaller than the sum of its proper divisors (25894211975248).

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

21324425362352 is a wasteful number, since it uses less digits than its factorization.

21324425362352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076193 (or 1076187 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 44.

The spelling of 21324425362352 in words is "twenty-one trillion, three hundred twenty-four billion, four hundred twenty-five million, three hundred sixty-two thousand, three hundred fifty-two".