140263656411 has 4 divisors (see below), whose sum is σ = 187018208552. Its totient is φ = 93509104272.

The previous prime is 140263656409. The next prime is 140263656419. The reversal of 140263656411 is 114656362041.

140263656411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 140263656411 - 2¹ = 140263656409 is a prime.

It is a super-2 number, since 2×140263656411² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140263656411.

It is not an unprimeable number, because it can be changed into a prime (140263656419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23377276066 + ... + 23377276071.

It is an arithmetic number, because the mean of its divisors is an integer number (46754552138).

Almost surely, 2^140263656411 is an apocalyptic number.

140263656411 is a deficient number, since it is larger than the sum of its proper divisors (46754552141).

140263656411 is an equidigital number, since it uses as much as digits as its factorization.

140263656411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46754552140.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 140263656411 in words is "one hundred forty billion, two hundred sixty-three million, six hundred fifty-six thousand, four hundred eleven".