140397728480 has 24 divisors (see below), whose sum is σ = 331689633912. Its totient is φ = 56159091328.

The previous prime is 140397728477. The next prime is 140397728483. The reversal of 140397728480 is 84827793041.

It is an interprime number because it is at equal distance from previous prime (140397728477) and next prime (140397728483).

It is a super-2 number, since 2×140397728480² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140397728483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438742742 + ... + 438743061.

It is an arithmetic number, because the mean of its divisors is an integer number (13820401413).

Almost surely, 2^140397728480 is an apocalyptic number.

140397728480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140397728480 is an abundant number, since it is smaller than the sum of its proper divisors (191291905432).

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

140397728480 is an equidigital number, since it uses as much as digits as its factorization.

140397728480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877485818 (or 877485810 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 140397728480 in words is "one hundred forty billion, three hundred ninety-seven million, seven hundred twenty-eight thousand, four hundred eighty".