140022340452 has 72 divisors (see below), whose sum is σ = 368715226880. Its totient is φ = 44754068160.

The previous prime is 140022340439. The next prime is 140022340459. The reversal of 140022340452 is 254043220041.

It is not an unprimeable number, because it can be changed into a prime (140022340459) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 453898 + ... + 697185.

Almost surely, 2^140022340452 is an apocalyptic number.

140022340452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140022340452 is an abundant number, since it is smaller than the sum of its proper divisors (228692886428).

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

140022340452 is a wasteful number, since it uses less digits than its factorization.

140022340452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1151233 (or 1151228 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 140022340452 its reverse (254043220041), we get a palindrome (394065560493).

The spelling of 140022340452 in words is "one hundred forty billion, twenty-two million, three hundred forty thousand, four hundred fifty-two".