13522235074 has 4 divisors (see below), whose sum is σ = 20283352614. Its totient is φ = 6761117536.

The previous prime is 13522235071. The next prime is 13522235099. The reversal of 13522235074 is 47053222531.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12997596049 + 524639025 = 114007^2 + 22905^2 .

It is not an unprimeable number, because it can be changed into a prime (13522235071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3380558767 + ... + 3380558770.

Almost surely, 2^13522235074 is an apocalyptic number.

13522235074 is a deficient number, since it is larger than the sum of its proper divisors (6761117540).

13522235074 is an equidigital number, since it uses as much as digits as its factorization.

13522235074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6761117539.

The product of its (nonzero) digits is 50400, while the sum is 34.

The spelling of 13522235074 in words is "thirteen billion, five hundred twenty-two million, two hundred thirty-five thousand, seventy-four".