140455325340 has 144 divisors (see below), whose sum is σ = 464930444160. Its totient is φ = 34038714240.

The previous prime is 140455325299. The next prime is 140455325341. The reversal of 140455325340 is 43523554041.

140455325340 is a `hidden beast` number, since 1 + 40 + 4 + 55 + 32 + 534 + 0 = 666.

It is a super-2 number, since 2×140455325340² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 140455325295 and 140455325304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140455325341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7235127 + ... + 7254513.

It is an arithmetic number, because the mean of its divisors is an integer number (3228683640).

Almost surely, 2^140455325340 is an apocalyptic number.

140455325340 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 140455325340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232465222080).

140455325340 is an abundant number, since it is smaller than the sum of its proper divisors (324475118820).

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

140455325340 is a wasteful number, since it uses less digits than its factorization.

140455325340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23072 (or 23067 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 140455325340 its reverse (43523554041), we get a palindrome (183978879381).

The spelling of 140455325340 in words is "one hundred forty billion, four hundred fifty-five million, three hundred twenty-five thousand, three hundred forty".