140034320240144 has 80 divisors (see below), whose sum is σ = 302870894040000. Its totient is φ = 62170460244480.

The previous prime is 140034320240131. The next prime is 140034320240147. The reversal of 140034320240144 is 441042023430041.

It is a super-2 number, since 2×140034320240144² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140034320240144.

It is not an unprimeable number, because it can be changed into a prime (140034320240147) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460867982 + ... + 461171730.

It is an arithmetic number, because the mean of its divisors is an integer number (3785886175500).

Almost surely, 2^{140034320240144} is an apocalyptic number.

It is an amenable number.

140034320240144 is an abundant number, since it is smaller than the sum of its proper divisors (162836573799856).

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

140034320240144 is a wasteful number, since it uses less digits than its factorization.

140034320240144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364728 (or 364722 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 140034320240144 its reverse (441042023430041), we get a palindrome (581076343670185).

The spelling of 140034320240144 in words is "one hundred forty trillion, thirty-four billion, three hundred twenty million, two hundred forty thousand, one hundred forty-four".