11531410456 has 32 divisors (see below), whose sum is σ = 22658369760. Its totient is φ = 5491332352.

The previous prime is 11531410427. The next prime is 11531410469. The reversal of 11531410456 is 65401413511.

11531410456 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 2×11531410456² (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, 91615 + ... + 177358.

It is an arithmetic number, because the mean of its divisors is an integer number (708074055).

Almost surely, 2^11531410456 is an apocalyptic number.

It is an amenable number.

11531410456 is a deficient number, since it is larger than the sum of its proper divisors (11126959304).

11531410456 is a wasteful number, since it uses less digits than its factorization.

11531410456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269235 (or 269231 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11531410456 its reverse (65401413511), we get a palindrome (76932823967).

The spelling of 11531410456 in words is "eleven billion, five hundred thirty-one million, four hundred ten thousand, four hundred fifty-six".