13146801812 has 12 divisors (see below), whose sum is σ = 23172421440. Its totient is φ = 6526109976.

The previous prime is 13146801769. The next prime is 13146801851. The reversal of 13146801812 is 21810864131.

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, 11822108 + ... + 11823219.

It is an arithmetic number, because the mean of its divisors is an integer number (1931035120).

Almost surely, 2^13146801812 is an apocalyptic number.

It is an amenable number.

13146801812 is a deficient number, since it is larger than the sum of its proper divisors (10025619628).

13146801812 is a wasteful number, since it uses less digits than its factorization.

13146801812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23645470 (or 23645468 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 13146801812 in words is "thirteen billion, one hundred forty-six million, eight hundred one thousand, eight hundred twelve".