1144386239471 has 16 divisors (see below), whose sum is σ = 1230429788160. Its totient is φ = 1060930807200.

The previous prime is 1144386239429. The next prime is 1144386239501. The reversal of 1144386239471 is 1749326834411.

It is a cyclic number.

It is not a de Polignac number, because 1144386239471 - 2¹⁴ = 1144386223087 is a prime.

It is a super-3 number, since 3×1144386239471³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144386239071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6156746 + ... + 6339896.

It is an arithmetic number, because the mean of its divisors is an integer number (76901861760).

Almost surely, 2^{1144386239471} is an apocalyptic number.

1144386239471 is a deficient number, since it is larger than the sum of its proper divisors (86043548689).

1144386239471 is a wasteful number, since it uses less digits than its factorization.

1144386239471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190214.

The product of its digits is 3483648, while the sum is 53.

The spelling of 1144386239471 in words is "one trillion, one hundred forty-four billion, three hundred eighty-six million, two hundred thirty-nine thousand, four hundred seventy-one".