12494138295 has 16 divisors (see below), whose sum is σ = 20679953760. Its totient is φ = 6433762944.

The previous prime is 12494138291. The next prime is 12494138311. The reversal of 12494138295 is 59283149421.

It is a happy number.

It is not a de Polignac number, because 12494138295 - 2² = 12494138291 is a prime.

It is a super-2 number, since 2×12494138295² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12494138291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14360644 + ... + 14361513.

It is an arithmetic number, because the mean of its divisors is an integer number (1292497110).

Almost surely, 2^12494138295 is an apocalyptic number.

12494138295 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12494138295 is a deficient number, since it is larger than the sum of its proper divisors (8185815465).

12494138295 is a wasteful number, since it uses less digits than its factorization.

12494138295 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28722194.

The product of its digits is 622080, while the sum is 48.

The spelling of 12494138295 in words is "twelve billion, four hundred ninety-four million, one hundred thirty-eight thousand, two hundred ninety-five".