140744166368 has 24 divisors (see below), whose sum is σ = 298404699768. Its totient is φ = 64958845824.

The previous prime is 140744166359. The next prime is 140744166371. The reversal of 140744166368 is 863661447041.

It is a happy number.

It is a super-2 number, since 2×140744166368² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169163246 + ... + 169164077.

It is an arithmetic number, because the mean of its divisors is an integer number (12433529157).

Almost surely, 2^140744166368 is an apocalyptic number.

It is an amenable number.

140744166368 is an abundant number, since it is smaller than the sum of its proper divisors (157660533400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140744166368 is a wasteful number, since it uses less digits than its factorization.

140744166368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338327346 (or 338327338 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 50.

The spelling of 140744166368 in words is "one hundred forty billion, seven hundred forty-four million, one hundred sixty-six thousand, three hundred sixty-eight".