11482656457 has 4 divisors (see below), whose sum is σ = 11495017620. Its totient is φ = 11470295296.

The previous prime is 11482656373. The next prime is 11482656461. The reversal of 11482656457 is 75465628411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75465628411 = 137 ⋅550844003.

It can be written as a sum of positive squares in 2 ways, for example, as 2858933961 + 8623722496 = 53469^2 + 92864^2 .

It is a cyclic number.

It is not a de Polignac number, because 11482656457 - 2¹¹ = 11482654409 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11482656457.

It is not an unprimeable number, because it can be changed into a prime (11482656487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6179188 + ... + 6181045.

It is an arithmetic number, because the mean of its divisors is an integer number (2873754405).

Almost surely, 2^11482656457 is an apocalyptic number.

It is an amenable number.

11482656457 is a deficient number, since it is larger than the sum of its proper divisors (12361163).

11482656457 is an equidigital number, since it uses as much as digits as its factorization.

11482656457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12361162.

The product of its digits is 1612800, while the sum is 49.

The spelling of 11482656457 in words is "eleven billion, four hundred eighty-two million, six hundred fifty-six thousand, four hundred fifty-seven".