140442032353452 has 48 divisors (see below), whose sum is σ = 328357960600320. Its totient is φ = 46719750494272.

The previous prime is 140442032353429. The next prime is 140442032353459. The reversal of 140442032353452 is 254353230244041.

It is not an unprimeable number, because it can be changed into a prime (140442032353459) 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, 126536623 + ... + 127641689.

It is an arithmetic number, because the mean of its divisors is an integer number (6840790845840).

Almost surely, 2^{140442032353452} is an apocalyptic number.

140442032353452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140442032353452 is an abundant number, since it is smaller than the sum of its proper divisors (187915928246868).

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

140442032353452 is a wasteful number, since it uses less digits than its factorization.

140442032353452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126390 (or 1126388 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 140442032353452 its reverse (254353230244041), we get a palindrome (394795262597493).

The spelling of 140442032353452 in words is "one hundred forty trillion, four hundred forty-two billion, thirty-two million, three hundred fifty-three thousand, four hundred fifty-two".