11563345454 has 16 divisors (see below), whose sum is σ = 17649379440. Its totient is φ = 5680334400.

The previous prime is 11563345429. The next prime is 11563345523. The reversal of 11563345454 is 45454336511.

11563345454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11563345454² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 178904 + ... + 234804.

It is an arithmetic number, because the mean of its divisors is an integer number (1103086215).

Almost surely, 2^11563345454 is an apocalyptic number.

11563345454 is a deficient number, since it is larger than the sum of its proper divisors (6086033986).

11563345454 is a wasteful number, since it uses less digits than its factorization.

11563345454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57715.

The product of its digits is 432000, while the sum is 41.

The spelling of 11563345454 in words is "eleven billion, five hundred sixty-three million, three hundred forty-five thousand, four hundred fifty-four".