1224195849673 has 32 divisors (see below), whose sum is σ = 1321037144064. Its totient is φ = 1130381586432.

The previous prime is 1224195849631. The next prime is 1224195849677. The reversal of 1224195849673 is 3769485914221.

It is a de Polignac number, because none of the positive numbers 2^k-1224195849673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1224195849677) 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, 77783061 + ... + 77798797.

It is an arithmetic number, because the mean of its divisors is an integer number (41282410752).

Almost surely, 2^{1224195849673} is an apocalyptic number.

It is an amenable number.

1224195849673 is a deficient number, since it is larger than the sum of its proper divisors (96841294391).

1224195849673 is a wasteful number, since it uses less digits than its factorization.

1224195849673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16281.

The product of its digits is 26127360, while the sum is 61.

The spelling of 1224195849673 in words is "one trillion, two hundred twenty-four billion, one hundred ninety-five million, eight hundred forty-nine thousand, six hundred seventy-three".