1165979260144 has 20 divisors (see below), whose sum is σ = 2259104050696. Its totient is φ = 582984666432.

The previous prime is 1165979260111. The next prime is 1165979260213. The reversal of 1165979260144 is 4410629795611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2286262 + ... + 2749354.

Almost surely, 2^{1165979260144} is an apocalyptic number.

It is an amenable number.

1165979260144 is a deficient number, since it is larger than the sum of its proper divisors (1093124790552).

1165979260144 is a wasteful number, since it uses less digits than its factorization.

1165979260144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620464 (or 620458 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 1165979260144 in words is "one trillion, one hundred sixty-five billion, nine hundred seventy-nine million, two hundred sixty thousand, one hundred forty-four".