1224195849672 has 64 divisors (see below), whose sum is σ = 3081587544000. Its totient is φ = 405253221120.

The previous prime is 1224195849631. The next prime is 1224195849677. The reversal of 1224195849672 is 2769485914221.

It is not an unprimeable number, because it can be changed into a prime (1224195849677) 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 15 ways as a sum of consecutive naturals, for example, 21896538 + ... + 21952374.

It is an arithmetic number, because the mean of its divisors is an integer number (48149805375).

Almost surely, 2^{1224195849672} is an apocalyptic number.

1224195849672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1224195849672 is an abundant number, since it is smaller than the sum of its proper divisors (1857391694328).

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

1224195849672 is a wasteful number, since it uses less digits than its factorization.

1224195849672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62126 (or 62122 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 60.

The spelling of 1224195849672 in words is "one trillion, two hundred twenty-four billion, one hundred ninety-five million, eight hundred forty-nine thousand, six hundred seventy-two".