1172699411944 has 16 divisors (see below), whose sum is σ = 2199416019300. Its totient is φ = 586188473472.

The previous prime is 1172699411941. The next prime is 1172699411971. The reversal of 1172699411944 is 4491149962711.

It can be written as a sum of positive squares in 2 ways, for example, as 721585689444 + 451113722500 = 849462^2 + 671650^2 .

It is not an unprimeable number, because it can be changed into a prime (1172699411941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20123149 + ... + 20181340.

Almost surely, 2^{1172699411944} is an apocalyptic number.

It is an amenable number.

1172699411944 is a deficient number, since it is larger than the sum of its proper divisors (1026716607356).

1172699411944 is a wasteful number, since it uses less digits than its factorization.

1172699411944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40308132 (or 40308128 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 58.

The spelling of 1172699411944 in words is "one trillion, one hundred seventy-two billion, six hundred ninety-nine million, four hundred eleven thousand, nine hundred forty-four".