140694614899 has 4 divisors (see below), whose sum is σ = 140695584136. Its totient is φ = 140693645664.

The previous prime is 140694614891. The next prime is 140694614941. The reversal of 140694614899 is 998416496041.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 140694614899 - 2³ = 140694614891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140694614891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217974 + ... + 573499.

It is an arithmetic number, because the mean of its divisors is an integer number (35173896034).

Almost surely, 2^140694614899 is an apocalyptic number.

140694614899 is a deficient number, since it is larger than the sum of its proper divisors (969237).

140694614899 is an equidigital number, since it uses as much as digits as its factorization.

140694614899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 969236.

The product of its (nonzero) digits is 13436928, while the sum is 61.

The spelling of 140694614899 in words is "one hundred forty billion, six hundred ninety-four million, six hundred fourteen thousand, eight hundred ninety-nine".