140034400240 has 160 divisors (see below), whose sum is σ = 385536216960. Its totient is φ = 46300004352.

The previous prime is 140034400189. The next prime is 140034400279. The reversal of 140034400240 is 42004430041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2311456 + ... + 2371264.

It is an arithmetic number, because the mean of its divisors is an integer number (2409601356).

Almost surely, 2^140034400240 is an apocalyptic number.

140034400240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140034400240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192768108480).

140034400240 is an abundant number, since it is smaller than the sum of its proper divisors (245501816720).

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

140034400240 is a wasteful number, since it uses less digits than its factorization.

140034400240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59979 (or 59973 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 140034400240 its reverse (42004430041), we get a palindrome (182038830281).

The spelling of 140034400240 in words is "one hundred forty billion, thirty-four million, four hundred thousand, two hundred forty".