12649490196 has 48 divisors (see below), whose sum is σ = 33745375104. Its totient is φ = 3612704256.

The previous prime is 12649490153. The next prime is 12649490209. The reversal of 12649490196 is 69109494621.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192576 + ... + 249768.

It is an arithmetic number, because the mean of its divisors is an integer number (703028648).

Almost surely, 2^12649490196 is an apocalyptic number.

It is an amenable number.

12649490196 is an abundant number, since it is smaller than the sum of its proper divisors (21095884908).

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

12649490196 is a wasteful number, since it uses less digits than its factorization.

12649490196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59840 (or 59838 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 51.

The spelling of 12649490196 in words is "twelve billion, six hundred forty-nine million, four hundred ninety thousand, one hundred ninety-six".