12344345700 has 72 divisors (see below), whose sum is σ = 36868473600. Its totient is φ = 3185635200.

The previous prime is 12344345687. The next prime is 12344345743. The reversal of 12344345700 is 754344321.

It is a super-2 number, since 2×12344345700² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 654375 + ... + 672974.

Almost surely, 2^12344345700 is an apocalyptic number.

12344345700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12344345700 is an abundant number, since it is smaller than the sum of its proper divisors (24524127900).

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

12344345700 is a wasteful number, since it uses less digits than its factorization.

12344345700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327397 (or 1327390 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 12344345700 in words is "twelve billion, three hundred forty-four million, three hundred forty-five thousand, seven hundred".