140240335550 has 48 divisors (see below), whose sum is σ = 298233947520. Its totient is φ = 48062552160.

The previous prime is 140240335519. The next prime is 140240335561. The reversal of 140240335550 is 55533042041.

It is a happy number.

It is a congruent 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, 779177 + ... + 942123.

It is an arithmetic number, because the mean of its divisors is an integer number (6213207240).

Almost surely, 2^140240335550 is an apocalyptic number.

140240335550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140240335550 is an abundant number, since it is smaller than the sum of its proper divisors (157993611970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140240335550 is a wasteful number, since it uses less digits than its factorization.

140240335550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165425 (or 165420 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 140240335550 its reverse (55533042041), we get a palindrome (195773377591).

The spelling of 140240335550 in words is "one hundred forty billion, two hundred forty million, three hundred thirty-five thousand, five hundred fifty".