140053421532 has 24 divisors (see below), whose sum is σ = 327060758416. Its totient is φ = 46645982208.

The previous prime is 140053421507. The next prime is 140053421549. The reversal of 140053421532 is 235124350041.

It is a super-2 number, since 2×140053421532² (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 140053421532.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4796293 + ... + 4825404.

Almost surely, 2^140053421532 is an apocalyptic number.

140053421532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140053421532 is an abundant number, since it is smaller than the sum of its proper divisors (187007336884).

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

140053421532 is a wasteful number, since it uses less digits than its factorization.

140053421532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9622917 (or 9622915 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 140053421532 its reverse (235124350041), we get a palindrome (375177771573).

The spelling of 140053421532 in words is "one hundred forty billion, fifty-three million, four hundred twenty-one thousand, five hundred thirty-two".