11426496849 has 32 divisors (see below), whose sum is σ = 17851536000. Its totient is φ = 7203598272.

The previous prime is 11426496827. The next prime is 11426496859. The reversal of 11426496849 is 94869462411.

11426496849 is a `hidden beast` number, since 1 + 142 + 6 + 496 + 8 + 4 + 9 = 666.

It is not a de Polignac number, because 11426496849 - 2⁵ = 11426496817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11426496795 and 11426496804.

It is not an unprimeable number, because it can be changed into a prime (11426496859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 265747 + ... + 305735.

It is an arithmetic number, because the mean of its divisors is an integer number (557860500).

Almost surely, 2^11426496849 is an apocalyptic number.

11426496849 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

11426496849 is a deficient number, since it is larger than the sum of its proper divisors (6425039151).

11426496849 is a wasteful number, since it uses less digits than its factorization.

11426496849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40574 (or 40568 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 54.

The spelling of 11426496849 in words is "eleven billion, four hundred twenty-six million, four hundred ninety-six thousand, eight hundred forty-nine".