12265834390 has 32 divisors (see below), whose sum is σ = 23427447264. Its totient is φ = 4607808000.

The previous prime is 12265834379. The next prime is 12265834453. The reversal of 12265834390 is 9343856221.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 2140 + ... + 156640.

It is an arithmetic number, because the mean of its divisors is an integer number (732107727).

Almost surely, 2^12265834390 is an apocalyptic number.

12265834390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12265834390 is a deficient number, since it is larger than the sum of its proper divisors (11161612874).

12265834390 is a wasteful number, since it uses less digits than its factorization.

12265834390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154992.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 12265834390 in words is "twelve billion, two hundred sixty-five million, eight hundred thirty-four thousand, three hundred ninety".