11450605402 has 8 divisors (see below), whose sum is σ = 17221957236. Its totient is φ = 5709952992.

The previous prime is 11450605393. The next prime is 11450605403. The reversal of 11450605402 is 20450605411.

11450605402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10805394601 + 645210801 = 103949^2 + 25401^2 .

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

It is a super-2 number, since 2×11450605402² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11450605403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7673923 + ... + 7675414.

Almost surely, 2^11450605402 is an apocalyptic number.

11450605402 is a deficient number, since it is larger than the sum of its proper divisors (5771351834).

11450605402 is a wasteful number, since it uses less digits than its factorization.

11450605402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15349712.

The product of its (nonzero) digits is 4800, while the sum is 28.

Subtracting 11450605402 from its reverse (20450605411), we obtain a palindrome (9000000009).

The spelling of 11450605402 in words is "eleven billion, four hundred fifty million, six hundred five thousand, four hundred two".