1168400317941 has 12 divisors (see below), whose sum is σ = 1687810002060. Its totient is φ = 778877858880.

The previous prime is 1168400317933. The next prime is 1168400317961. The reversal of 1168400317941 is 1497130048611.

1168400317941 is a `hidden beast` number, since 11 + 68 + 400 + 3 + 179 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 453481028100 + 714919289841 = 673410^2 + 845529^2 .

It is not a de Polignac number, because 1168400317941 - 2³ = 1168400317933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1168400317961) 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, 4507450 + ... + 4759611.

It is an arithmetic number, because the mean of its divisors is an integer number (140650833505).

Almost surely, 2^{1168400317941} is an apocalyptic number.

It is an amenable number.

1168400317941 is a deficient number, since it is larger than the sum of its proper divisors (519409684119).

1168400317941 is a wasteful number, since it uses less digits than its factorization.

1168400317941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9281076 (or 9281073 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 1168400317941 in words is "one trillion, one hundred sixty-eight billion, four hundred million, three hundred seventeen thousand, nine hundred forty-one".