140403794688 has 108 divisors (see below), whose sum is σ = 415290865080. Its totient is φ = 46790880768.

The previous prime is 140403794627. The next prime is 140403794723. The reversal of 140403794688 is 886497304041.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

140403794688 is a `hidden beast` number, since 140 + 4 + 0 + 37 + 9 + 468 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (108).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31150131 + ... + 31154637.

Almost surely, 2^140403794688 is an apocalyptic number.

140403794688 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140403794688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207645432540).

140403794688 is an abundant number, since it is smaller than the sum of its proper divisors (274887070392).

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

140403794688 is an frugal number, since it uses more digits than its factorization.

140403794688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9039 (or 4512 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 54.

The spelling of 140403794688 in words is "one hundred forty billion, four hundred three million, seven hundred ninety-four thousand, six hundred eighty-eight".