12049469748 has 36 divisors (see below), whose sum is σ = 30570799168. Its totient is φ = 4001665680.

The previous prime is 12049469741. The next prime is 12049469767. The reversal of 12049469748 is 84796494021.

12049469748 is a `hidden beast` number, since 1 + 20 + 494 + 6 + 97 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 12049469694 and 12049469703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12049469741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 607786 + ... + 627297.

Almost surely, 2^12049469748 is an apocalyptic number.

12049469748 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12049469748 is an abundant number, since it is smaller than the sum of its proper divisors (18521329420).

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

12049469748 is a wasteful number, since it uses less digits than its factorization.

12049469748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235364 (or 1235359 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 12049469748 in words is "twelve billion, forty-nine million, four hundred sixty-nine thousand, seven hundred forty-eight".