140002131052 has 72 divisors (see below), whose sum is σ = 287730972144. Its totient is φ = 59429639808.

The previous prime is 140002130987. The next prime is 140002131077. The reversal of 140002131052 is 250131200041.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8756938 + ... + 8772910.

It is an arithmetic number, because the mean of its divisors is an integer number (3996263502).

Almost surely, 2^140002131052 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 140002131052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143865486072).

140002131052 is an abundant number, since it is smaller than the sum of its proper divisors (147728841092).

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

140002131052 is a wasteful number, since it uses less digits than its factorization.

140002131052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16415 (or 16406 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 140002131052 its reverse (250131200041), we get a palindrome (390133331093).

The spelling of 140002131052 in words is "one hundred forty billion, two million, one hundred thirty-one thousand, fifty-two".