12329731798 has 16 divisors (see below), whose sum is σ = 18615881376. Its totient is φ = 6124493440.

The previous prime is 12329731781. The next prime is 12329731829. The reversal of 12329731798 is 89713792321.

It is a super-2 number, since 2×12329731798² (a number of 21 digits) contains 22 as substring.

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, 457815 + ... + 483997.

It is an arithmetic number, because the mean of its divisors is an integer number (1163492586).

Almost surely, 2^12329731798 is an apocalyptic number.

12329731798 is a deficient number, since it is larger than the sum of its proper divisors (6286149578).

12329731798 is a wasteful number, since it uses less digits than its factorization.

12329731798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27719.

The product of its digits is 1143072, while the sum is 52.

The spelling of 12329731798 in words is "twelve billion, three hundred twenty-nine million, seven hundred thirty-one thousand, seven hundred ninety-eight".