11562144456 has 32 divisors (see below), whose sum is σ = 28949263200. Its totient is φ = 3848194560.

The previous prime is 11562144449. The next prime is 11562144463. The reversal of 11562144456 is 65444126511.

It is an interprime number because it is at equal distance from previous prime (11562144449) and next prime (11562144463).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349705 + ... + 381336.

It is an arithmetic number, because the mean of its divisors is an integer number (904664475).

Almost surely, 2^11562144456 is an apocalyptic number.

It is an amenable number.

11562144456 is an abundant number, since it is smaller than the sum of its proper divisors (17387118744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11562144456 is a wasteful number, since it uses less digits than its factorization.

11562144456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731709 (or 731705 counting only the distinct ones).

The product of its digits is 115200, while the sum is 39.

The spelling of 11562144456 in words is "eleven billion, five hundred sixty-two million, one hundred forty-four thousand, four hundred fifty-six".