140344202532 has 24 divisors (see below), whose sum is σ = 327553475200. Its totient is φ = 46769448096.

The previous prime is 140344202521. The next prime is 140344202533. The reversal of 140344202532 is 235202443041.

It is a super-2 number, since 2×140344202532² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140344202532.

It is not an unprimeable number, because it can be changed into a prime (140344202533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1445107 + ... + 1539162.

Almost surely, 2^140344202532 is an apocalyptic number.

140344202532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140344202532 is an abundant number, since it is smaller than the sum of its proper divisors (187209272668).

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

140344202532 is a wasteful number, since it uses less digits than its factorization.

140344202532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2988195 (or 2988193 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 140344202532 its reverse (235202443041), we get a palindrome (375546645573).

The spelling of 140344202532 in words is "one hundred forty billion, three hundred forty-four million, two hundred two thousand, five hundred thirty-two".