140142058449 has 16 divisors (see below), whose sum is σ = 197855203392. Its totient is φ = 87928898048.

The previous prime is 140142058423. The next prime is 140142058451. The reversal of 140142058449 is 944850241041.

It is a cyclic number.

It is not a de Polignac number, because 140142058449 - 2²⁰ = 140141009873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140142058449.

It is not an unprimeable number, because it can be changed into a prime (140142058349) 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, 2374117 + ... + 2432429.

It is an arithmetic number, because the mean of its divisors is an integer number (12365950212).

Almost surely, 2^140142058449 is an apocalyptic number.

It is an amenable number.

140142058449 is a deficient number, since it is larger than the sum of its proper divisors (57713144943).

140142058449 is a wasteful number, since it uses less digits than its factorization.

140142058449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105456.

The product of its (nonzero) digits is 184320, while the sum is 42.

The spelling of 140142058449 in words is "one hundred forty billion, one hundred forty-two million, fifty-eight thousand, four hundred forty-nine".