140142502013550 has 96 divisors (see below), whose sum is σ = 348210306864000. Its totient is φ = 37300707749760.

The previous prime is 140142502013531. The next prime is 140142502013567. The reversal of 140142502013550 is 55310205241041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1636772641 + ... + 1636858259.

It is an arithmetic number, because the mean of its divisors is an integer number (3627190696500).

Almost surely, 2^{140142502013550} is an apocalyptic number.

140142502013550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140142502013550 is an abundant number, since it is smaller than the sum of its proper divisors (208067804850450).

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

140142502013550 is a wasteful number, since it uses less digits than its factorization.

140142502013550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106130 (or 106125 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 33.

Adding to 140142502013550 its reverse (55310205241041), we get a palindrome (195452707254591).

The spelling of 140142502013550 in words is "one hundred forty trillion, one hundred forty-two billion, five hundred two million, thirteen thousand, five hundred fifty".