11548712426 has 4 divisors (see below), whose sum is σ = 17323068642. Its totient is φ = 5774356212.

The previous prime is 11548712423. The next prime is 11548712437. The reversal of 11548712426 is 62421784511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 62421784511 = 11447 ⋅5453113.

It can be written as a sum of positive squares in only one way, i.e., 10835769025 + 712943401 = 104095^2 + 26701^2 .

It is not an unprimeable number, because it can be changed into a prime (11548712423) 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 as a sum of consecutive naturals, namely, 2887178105 + ... + 2887178108.

Almost surely, 2^11548712426 is an apocalyptic number.

11548712426 is a deficient number, since it is larger than the sum of its proper divisors (5774356216).

11548712426 is an equidigital number, since it uses as much as digits as its factorization.

11548712426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774356215.

The product of its digits is 107520, while the sum is 41.

The spelling of 11548712426 in words is "eleven billion, five hundred forty-eight million, seven hundred twelve thousand, four hundred twenty-six".