140748344064 has 72 divisors (see below), whose sum is σ = 416217635120. Its totient is φ = 46916112384.

The previous prime is 140748344057. The next prime is 140748344101. The reversal of 140748344064 is 460443847041.

It is a happy number.

140748344064 is a `hidden beast` number, since 1 + 4 + 0 + 74 + 83 + 440 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10174537 + ... + 10188360.

Almost surely, 2^140748344064 is an apocalyptic number.

It is an amenable number.

140748344064 is an abundant number, since it is smaller than the sum of its proper divisors (275469291056).

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

140748344064 is an equidigital number, since it uses as much as digits as its factorization.

140748344064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20362922 (or 20362902 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 45.

The spelling of 140748344064 in words is "one hundred forty billion, seven hundred forty-eight million, three hundred forty-four thousand, sixty-four".