140001304143252 has 48 divisors (see below), whose sum is σ = 346319559754560. Its totient is φ = 43866868588032.

The previous prime is 140001304143251. The next prime is 140001304143293. The reversal of 140001304143252 is 252341403100041.

It is a super-2 number, since 2×140001304143252² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140001304143251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430377502 + ... + 430702677.

It is an arithmetic number, because the mean of its divisors is an integer number (7214990828220).

Almost surely, 2^{140001304143252} is an apocalyptic number.

140001304143252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140001304143252 is an abundant number, since it is smaller than the sum of its proper divisors (206318255611308).

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

140001304143252 is a wasteful number, since it uses less digits than its factorization.

140001304143252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861081000 (or 861080998 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 140001304143252 its reverse (252341403100041), we get a palindrome (392342707243293).

The spelling of 140001304143252 in words is "one hundred forty trillion, one billion, three hundred four million, one hundred forty-three thousand, two hundred fifty-two".