140023121316 has 96 divisors (see below), whose sum is σ = 371637920640. Its totient is φ = 40676898816.

The previous prime is 140023121263. The next prime is 140023121327. The reversal of 140023121316 is 613121320041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 787836 + ... + 949068.

It is an arithmetic number, because the mean of its divisors is an integer number (3871228340).

Almost surely, 2^140023121316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140023121316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (185818960320).

140023121316 is an abundant number, since it is smaller than the sum of its proper divisors (231614799324).

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

140023121316 is a wasteful number, since it uses less digits than its factorization.

140023121316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161565 (or 161563 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 140023121316 its reverse (613121320041), we get a palindrome (753144441357).

The spelling of 140023121316 in words is "one hundred forty billion, twenty-three million, one hundred twenty-one thousand, three hundred sixteen".