140334023144 has 24 divisors (see below), whose sum is σ = 306085689090. Its totient is φ = 60143152608.

The previous prime is 140334023087. The next prime is 140334023147. The reversal of 140334023144 is 441320433041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 126122999044 + 14211024100 = 355138^2 + 119210^2 .

It is not an unprimeable number, because it can be changed into a prime (140334023147) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 178997087 + ... + 178997870.

Almost surely, 2^140334023144 is an apocalyptic number.

140334023144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140334023144 is an abundant number, since it is smaller than the sum of its proper divisors (165751665946).

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

140334023144 is a wasteful number, since it uses less digits than its factorization.

140334023144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357994977 (or 357994966 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 140334023144 its reverse (441320433041), we get a palindrome (581654456185).

The spelling of 140334023144 in words is "one hundred forty billion, three hundred thirty-four million, twenty-three thousand, one hundred forty-four".