140298335040 has 112 divisors (see below), whose sum is σ = 446724633600. Its totient is φ = 37305600000.

The previous prime is 140298335027. The next prime is 140298335057. The reversal of 140298335040 is 40533892041.

It is a self number, because there is not a number n which added to its sum of digits gives 140298335040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125665 + ... + 544415.

It is an arithmetic number, because the mean of its divisors is an integer number (3988612800).

Almost surely, 2^140298335040 is an apocalyptic number.

140298335040 is a gapful number since it is divisible by the number (10) 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 140298335040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (223362316800).

140298335040 is an abundant number, since it is smaller than the sum of its proper divisors (306426298560).

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

140298335040 is a wasteful number, since it uses less digits than its factorization.

140298335040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419120 (or 419110 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 140298335040 in words is "one hundred forty billion, two hundred ninety-eight million, three hundred thirty-five thousand, forty".