12634657050 has 72 divisors (see below), whose sum is σ = 33070044096. Its totient is φ = 3191899680.

The previous prime is 12634657039. The next prime is 12634657097. The reversal of 12634657050 is 5075643621.

It is a super-2 number, since 2×12634657050² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 62514 + ... + 170813.

It is an arithmetic number, because the mean of its divisors is an integer number (459306168).

Almost surely, 2^12634657050 is an apocalyptic number.

12634657050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12634657050 is an abundant number, since it is smaller than the sum of its proper divisors (20435387046).

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

12634657050 is a wasteful number, since it uses less digits than its factorization.

12634657050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233380 (or 233356 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 12634657050 in words is "twelve billion, six hundred thirty-four million, six hundred fifty-seven thousand, fifty".