140122653616605 has 128 divisors (see below), whose sum is σ = 247785126451200. Its totient is φ = 67051897472000.

The previous prime is 140122653616601. The next prime is 140122653616609. The reversal of 140122653616605 is 506616356221041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (140122653616601) and next prime (140122653616609).

It is not a de Polignac number, because 140122653616605 - 2² = 140122653616601 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140122653616601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7930414711 + ... + 7930432379.

It is an arithmetic number, because the mean of its divisors is an integer number (1935821300400).

Almost surely, 2^{140122653616605} is an apocalyptic number.

140122653616605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140122653616605 is a deficient number, since it is larger than the sum of its proper divisors (107662472834595).

140122653616605 is a wasteful number, since it uses less digits than its factorization.

140122653616605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19275.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 140122653616605 in words is "one hundred forty trillion, one hundred twenty-two billion, six hundred fifty-three million, six hundred sixteen thousand, six hundred five".