13292706436 has 27 divisors (see below), whose sum is σ = 24718384677. Its totient is φ = 6253546560.

The previous prime is 13292706409. The next prime is 13292706439. The reversal of 13292706436 is 63460729231.

The square root of 13292706436 is 115294.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 10348992900 + 2943713536 = 101730^2 + 54256^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13292706392 and 13292706401.

It is not an unprimeable number, because it can be changed into a prime (13292706439) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3918301 + ... + 3921691.

Almost surely, 2^13292706436 is an apocalyptic number.

13292706436 is the 115294-th square number.

It is an amenable number.

13292706436 is a deficient number, since it is larger than the sum of its proper divisors (11425678241).

13292706436 is an frugal number, since it uses more digits than its factorization.

13292706436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820 (or 3410 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 13292706436 in words is "thirteen billion, two hundred ninety-two million, seven hundred six thousand, four hundred thirty-six".