140012708769 has 6 divisors (see below), whose sum is σ = 202240579346. Its totient is φ = 93341805840.

The previous prime is 140012708723. The next prime is 140012708809. The reversal of 140012708769 is 967807210041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 130023705744 + 9989003025 = 360588^2 + 99945^2 .

It is not a de Polignac number, because 140012708769 - 2⁸ = 140012708513 is a prime.

It is a super-2 number, since 2×140012708769² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140012703769) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7778483812 + ... + 7778483829.

Almost surely, 2^140012708769 is an apocalyptic number.

It is an amenable number.

140012708769 is a deficient number, since it is larger than the sum of its proper divisors (62227870577).

140012708769 is a wasteful number, since it uses less digits than its factorization.

140012708769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15556967647 (or 15556967644 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 45.

The spelling of 140012708769 in words is "one hundred forty billion, twelve million, seven hundred eight thousand, seven hundred sixty-nine".