1440757142727 has 16 divisors (see below), whose sum is σ = 2195458420992. Its totient is φ = 823282683840.

The previous prime is 1440757142701. The next prime is 1440757142761. The reversal of 1440757142727 is 7272417570441.

It is not a de Polignac number, because 1440757142727 - 2⁶ = 1440757142663 is a prime.

It is a super-2 number, since 2×1440757142727² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1440757142727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1440757142777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3095227 + ... + 3530147.

It is an arithmetic number, because the mean of its divisors is an integer number (137216151312).

Almost surely, 2^{1440757142727} is an apocalyptic number.

1440757142727 is a deficient number, since it is larger than the sum of its proper divisors (754701278265).

1440757142727 is a wasteful number, since it uses less digits than its factorization.

1440757142727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592678.

The product of its (nonzero) digits is 3073280, while the sum is 51.

The spelling of 1440757142727 in words is "one trillion, four hundred forty billion, seven hundred fifty-seven million, one hundred forty-two thousand, seven hundred twenty-seven".