140434005650 has 48 divisors (see below), whose sum is σ = 268350636960. Its totient is φ = 54645302400.

The previous prime is 140434005631. The next prime is 140434005661. The reversal of 140434005650 is 56500434041.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 612641 + ... + 810059.

It is an arithmetic number, because the mean of its divisors is an integer number (5590638270).

Almost surely, 2^140434005650 is an apocalyptic number.

140434005650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140434005650 is a deficient number, since it is larger than the sum of its proper divisors (127916631310).

140434005650 is a wasteful number, since it uses less digits than its factorization.

140434005650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197819 (or 197814 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 140434005650 its reverse (56500434041), we get a palindrome (196934439691).

The spelling of 140434005650 in words is "one hundred forty billion, four hundred thirty-four million, five thousand, six hundred fifty".