3126689087212 has 12 divisors (see below), whose sum is σ = 5506557533680. Its totient is φ = 1553386934736.

The previous prime is 3126689087201. The next prime is 3126689087219. The reversal of 3126689087212 is 2127809866213.

It is not an unprimeable number, because it can be changed into a prime (3126689087219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2489401512 + ... + 2489402767.

Almost surely, 2^{3126689087212} is an apocalyptic number.

It is an amenable number.

3126689087212 is a deficient number, since it is larger than the sum of its proper divisors (2379868446468).

3126689087212 is a wasteful number, since it uses less digits than its factorization.

3126689087212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978804440 (or 4978804438 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 55.

The spelling of 3126689087212 in words is "three trillion, one hundred twenty-six billion, six hundred eighty-nine million, eighty-seven thousand, two hundred twelve".