140742046305705 has 32 divisors (see below), whose sum is σ = 242654849184384. Its totient is φ = 69246827145216.

The previous prime is 140742046305703. The next prime is 140742046305709. The reversal of 140742046305705 is 507503640247041.

It is not a de Polignac number, because 140742046305705 - 2¹ = 140742046305703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140742046305701) 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 31 ways as a sum of consecutive naturals, for example, 216157864 + ... + 216807993.

It is an arithmetic number, because the mean of its divisors is an integer number (7582964037012).

Almost surely, 2^{140742046305705} is an apocalyptic number.

140742046305705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140742046305705 is a deficient number, since it is larger than the sum of its proper divisors (101912802878679).

140742046305705 is a wasteful number, since it uses less digits than its factorization.

140742046305705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432967545.

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 140742046305705 in words is "one hundred forty trillion, seven hundred forty-two billion, forty-six million, three hundred five thousand, seven hundred five".