140353423502305 has 32 divisors (see below), whose sum is σ = 190927412202240. Its totient is φ = 98189905847040.

The previous prime is 140353423502297. The next prime is 140353423502329. The reversal of 140353423502305 is 503205324353041.

It is not a de Polignac number, because 140353423502305 - 2³ = 140353423502297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243962340 + ... + 244536970.

It is an arithmetic number, because the mean of its divisors is an integer number (5966481631320).

Almost surely, 2^{140353423502305} is an apocalyptic number.

It is an amenable number.

140353423502305 is a deficient number, since it is larger than the sum of its proper divisors (50573988699935).

140353423502305 is a wasteful number, since it uses less digits than its factorization.

140353423502305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772441.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 140353423502305 its reverse (503205324353041), we get a palindrome (643558747855346).

The spelling of 140353423502305 in words is "one hundred forty trillion, three hundred fifty-three billion, four hundred twenty-three million, five hundred two thousand, three hundred five".