140311440304 has 80 divisors (see below), whose sum is σ = 313854912000. Its totient is φ = 59521784832.

The previous prime is 140311440259. The next prime is 140311440317. The reversal of 140311440304 is 403044113041.

It is a super-2 number, since 2×140311440304² (a number of 23 digits) contains 22 as substring.

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, 16761432 + ... + 16769800.

It is an arithmetic number, because the mean of its divisors is an integer number (3923186400).

Almost surely, 2^140311440304 is an apocalyptic number.

140311440304 is a gapful number since it is divisible by the number (14) 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 140311440304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156927456000).

140311440304 is an abundant number, since it is smaller than the sum of its proper divisors (173543471696).

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

140311440304 is a wasteful number, since it uses less digits than its factorization.

140311440304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9890 (or 9884 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 140311440304 its reverse (403044113041), we get a palindrome (543355553345).

The spelling of 140311440304 in words is "one hundred forty billion, three hundred eleven million, four hundred forty thousand, three hundred four".