140451242439 has 8 divisors (see below), whose sum is σ = 193725851760. Its totient is φ = 90405397376.

The previous prime is 140451242431. The next prime is 140451242443. The reversal of 140451242439 is 934242154041.

140451242439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140451242439 - 2³ = 140451242431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140451242397 and 140451242406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140451242431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 807190962 + ... + 807191135.

It is an arithmetic number, because the mean of its divisors is an integer number (24215731470).

Almost surely, 2^140451242439 is an apocalyptic number.

140451242439 is a deficient number, since it is larger than the sum of its proper divisors (53274609321).

140451242439 is a wasteful number, since it uses less digits than its factorization.

140451242439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1614382129.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 140451242439 in words is "one hundred forty billion, four hundred fifty-one million, two hundred forty-two thousand, four hundred thirty-nine".