12747166790 has 8 divisors (see below), whose sum is σ = 22944900240. Its totient is φ = 5098866712.

The previous prime is 12747166771. The next prime is 12747166811. The reversal of 12747166790 is 9766174721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12747166790² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 637358330 + ... + 637358349.

It is an arithmetic number, because the mean of its divisors is an integer number (2868112530).

Almost surely, 2^12747166790 is an apocalyptic number.

12747166790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12747166790 is a deficient number, since it is larger than the sum of its proper divisors (10197733450).

12747166790 is a wasteful number, since it uses less digits than its factorization.

12747166790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274716686.

The product of its (nonzero) digits is 889056, while the sum is 50.

The spelling of 12747166790 in words is "twelve billion, seven hundred forty-seven million, one hundred sixty-six thousand, seven hundred ninety".