140252532656 has 10 divisors (see below), whose sum is σ = 271739282052. Its totient is φ = 70126266320.

The previous prime is 140252532649. The next prime is 140252532743. The reversal of 140252532656 is 656235252041.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4382891630 + ... + 4382891661.

Almost surely, 2^140252532656 is an apocalyptic number.

140252532656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

140252532656 is a deficient number, since it is larger than the sum of its proper divisors (131486749396).

140252532656 is an equidigital number, since it uses as much as digits as its factorization.

140252532656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8765783299 (or 8765783293 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

Adding to 140252532656 its reverse (656235252041), we get a palindrome (796487784697).

The spelling of 140252532656 in words is "one hundred forty billion, two hundred fifty-two million, five hundred thirty-two thousand, six hundred fifty-six".