140502620323 has 8 divisors (see below), whose sum is σ = 160211132928. Its totient is φ = 122065624704.

The previous prime is 140502620309. The next prime is 140502620333. The reversal of 140502620323 is 323026205041.

140502620323 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 a de Polignac number, because none of the positive numbers 2^k-140502620323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140502620291 and 140502620300.

It is not an unprimeable number, because it can be changed into a prime (140502620333) 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, 317879011 + ... + 317879452.

It is an arithmetic number, because the mean of its divisors is an integer number (20026391616).

Almost surely, 2^140502620323 is an apocalyptic number.

140502620323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

140502620323 is a deficient number, since it is larger than the sum of its proper divisors (19708512605).

140502620323 is a wasteful number, since it uses less digits than its factorization.

140502620323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635758493.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 140502620323 its reverse (323026205041), we get a palindrome (463528825364).

The spelling of 140502620323 in words is "one hundred forty billion, five hundred two million, six hundred twenty thousand, three hundred twenty-three".