13334445578 has 8 divisors (see below), whose sum is σ = 20002935972. Its totient is φ = 6666800256.

The previous prime is 13334445547. The next prime is 13334445587. The reversal of 13334445578 is 87554443331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12590410849 + 744034729 = 112207^2 + 27277^2 .

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

It is a plaindrome in base 10.

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, 170225 + ... + 235892.

Almost surely, 2^13334445578 is an apocalyptic number.

13334445578 is a deficient number, since it is larger than the sum of its proper divisors (6668490394).

13334445578 is a wasteful number, since it uses less digits than its factorization.

13334445578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422536.

The product of its digits is 2419200, while the sum is 47.

The spelling of 13334445578 in words is "thirteen billion, three hundred thirty-four million, four hundred forty-five thousand, five hundred seventy-eight".