140500137539 has 8 divisors (see below), whose sum is σ = 147959993040. Its totient is φ = 133046793216.

The previous prime is 140500137529. The next prime is 140500137553. The reversal of 140500137539 is 935731005041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140500137539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140500137529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1583462 + ... + 1669835.

It is an arithmetic number, because the mean of its divisors is an integer number (18494999130).

Almost surely, 2^140500137539 is an apocalyptic number.

140500137539 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

140500137539 is a deficient number, since it is larger than the sum of its proper divisors (7459855501).

140500137539 is a wasteful number, since it uses less digits than its factorization.

140500137539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255589.

The product of its (nonzero) digits is 56700, while the sum is 38.

The spelling of 140500137539 in words is "one hundred forty billion, five hundred million, one hundred thirty-seven thousand, five hundred thirty-nine".