11453666522 has 8 divisors (see below), whose sum is σ = 17772930900. Its totient is φ = 5529356224.

The previous prime is 11453666509. The next prime is 11453666531. The reversal of 11453666522 is 22566635411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 10239213721 + 1214452801 = 101189^2 + 34849^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 11453666522.

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, 98738447 + ... + 98738562.

Almost surely, 2^11453666522 is an apocalyptic number.

11453666522 is a deficient number, since it is larger than the sum of its proper divisors (6319264378).

11453666522 is a wasteful number, since it uses less digits than its factorization.

11453666522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197477040.

The product of its digits is 259200, while the sum is 41.

The spelling of 11453666522 in words is "eleven billion, four hundred fifty-three million, six hundred sixty-six thousand, five hundred twenty-two".