1144062862864 has 10 divisors (see below), whose sum is σ = 2216621796830. Its totient is φ = 572031431424.

The previous prime is 1144062862861. The next prime is 1144062862919. The reversal of 1144062862864 is 4682682604411.

It can be written as a sum of positive squares in only one way, i.e., 926059782400 + 218003080464 = 962320^2 + 466908^2 .

It is not an unprimeable number, because it can be changed into a prime (1144062862861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35751964449 + ... + 35751964480.

It is an arithmetic number, because the mean of its divisors is an integer number (221662179683).

Almost surely, 2^{1144062862864} is an apocalyptic number.

It is an amenable number.

1144062862864 is a deficient number, since it is larger than the sum of its proper divisors (1072558933966).

1144062862864 is an equidigital number, since it uses as much as digits as its factorization.

1144062862864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71503928937 (or 71503928931 counting only the distinct ones).

The product of its (nonzero) digits is 3538944, while the sum is 52.

The spelling of 1144062862864 in words is "one trillion, one hundred forty-four billion, sixty-two million, eight hundred sixty-two thousand, eight hundred sixty-four".