11545455562 has 8 divisors (see below), whose sum is σ = 17322178500. Its totient is φ = 5771396064.

The previous prime is 11545455517. The next prime is 11545455563. The reversal of 11545455562 is 26555454511.

It can be written as a sum of positive squares in 2 ways, for example, as 8787000121 + 2758455441 = 93739^2 + 52521^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11545455563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654987 + ... + 672382.

Almost surely, 2^11545455562 is an apocalyptic number.

11545455562 is a deficient number, since it is larger than the sum of its proper divisors (5776722938).

11545455562 is a wasteful number, since it uses less digits than its factorization.

11545455562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331720.

The product of its digits is 600000, while the sum is 43.

The spelling of 11545455562 in words is "eleven billion, five hundred forty-five million, four hundred fifty-five thousand, five hundred sixty-two".