140803065505920 has 128 divisors (see below), whose sum is σ = 448831940688000. Its totient is φ = 37545629442048.

The previous prime is 140803065505871. The next prime is 140803065505937. The reversal of 140803065505920 is 29505560308041.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 140803065505920.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37288236 + ... + 40890324.

It is an arithmetic number, because the mean of its divisors is an integer number (3506499536625).

Almost surely, 2^{140803065505920} is an apocalyptic number.

140803065505920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140803065505920 is an abundant number, since it is smaller than the sum of its proper divisors (308028875182080).

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

140803065505920 is a wasteful number, since it uses less digits than its factorization.

140803065505920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3622470 (or 3622458 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 48.

The spelling of 140803065505920 in words is "one hundred forty trillion, eight hundred three billion, sixty-five million, five hundred five thousand, nine hundred twenty".