1142166456263 has 8 divisors (see below), whose sum is σ = 1318006230528. Its totient is φ = 969494966424.

The previous prime is 1142166456259. The next prime is 1142166456283. The reversal of 1142166456263 is 3626546612411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1142166456263 - 2² = 1142166456259 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142166456283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792070331 + ... + 792071772.

It is an arithmetic number, because the mean of its divisors is an integer number (164750778816).

Almost surely, 2^{1142166456263} is an apocalyptic number.

1142166456263 is a deficient number, since it is larger than the sum of its proper divisors (175839774265).

1142166456263 is a wasteful number, since it uses less digits than its factorization.

1142166456263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584142213.

The product of its digits is 1244160, while the sum is 47.

The spelling of 1142166456263 in words is "one trillion, one hundred forty-two billion, one hundred sixty-six million, four hundred fifty-six thousand, two hundred sixty-three".