2321397924549 has 32 divisors (see below), whose sum is σ = 3397510514304. Its totient is φ = 1398193063680.

The previous prime is 2321397924529. The next prime is 2321397924557. The reversal of 2321397924549 is 9454297931232.

It is not a de Polignac number, because 2321397924549 - 2⁴⁰ = 1221886296773 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2321397924492 and 2321397924501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321397924529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13829407 + ... + 13996259.

It is an arithmetic number, because the mean of its divisors is an integer number (106172203572).

Almost surely, 2^{2321397924549} is an apocalyptic number.

It is an amenable number.

2321397924549 is a deficient number, since it is larger than the sum of its proper divisors (1076112589755).

2321397924549 is a wasteful number, since it uses less digits than its factorization.

2321397924549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169477.

The product of its digits is 29393280, while the sum is 60.

The spelling of 2321397924549 in words is "two trillion, three hundred twenty-one billion, three hundred ninety-seven million, nine hundred twenty-four thousand, five hundred forty-nine".