1172307449944 has 72 divisors (see below), whose sum is σ = 2320717267260. Its totient is φ = 555083683968.

The previous prime is 1172307449939. The next prime is 1172307449993. The reversal of 1172307449944 is 4499447032711.

It is a super-3 number, since 3×1172307449944³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 728593012 + ... + 728594620.

Almost surely, 2^{1172307449944} is an apocalyptic number.

It is an amenable number.

1172307449944 is a deficient number, since it is larger than the sum of its proper divisors (1148409817316).

1172307449944 is an equidigital number, since it uses as much as digits as its factorization.

1172307449944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3377 (or 1741 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 1172307449944 in words is "one trillion, one hundred seventy-two billion, three hundred seven million, four hundred forty-nine thousand, nine hundred forty-four".