13263826372 has 12 divisors (see below), whose sum is σ = 23223333420. Its totient is φ = 6628588256.

The previous prime is 13263826351. The next prime is 13263826379. The reversal of 13263826372 is 27362836231.

It can be written as a sum of positive squares in 2 ways, for example, as 4468387716 + 8795438656 = 66846^2 + 93784^2 .

It is not an unprimeable number, because it can be changed into a prime (13263826379) 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, 822247 + ... + 838222.

It is an arithmetic number, because the mean of its divisors is an integer number (1935277785).

Almost surely, 2^13263826372 is an apocalyptic number.

It is an amenable number.

13263826372 is a deficient number, since it is larger than the sum of its proper divisors (9959507048).

13263826372 is a wasteful number, since it uses less digits than its factorization.

13263826372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662470 (or 1662468 counting only the distinct ones).

The product of its digits is 435456, while the sum is 43.

The spelling of 13263826372 in words is "thirteen billion, two hundred sixty-three million, eight hundred twenty-six thousand, three hundred seventy-two".