140440320241020 has 96 divisors (see below), whose sum is σ = 444088152997440. Its totient is φ = 36836805300480.

The previous prime is 140440320241003. The next prime is 140440320241057. The reversal of 140440320241020 is 20142023044041.

140440320241020 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 40 + 3 + 202 + 410 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 2131726627 + ... + 2131792506.

It is an arithmetic number, because the mean of its divisors is an integer number (4625918260390).

Almost surely, 2^{140440320241020} is an apocalyptic number.

140440320241020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140440320241020 is an abundant number, since it is smaller than the sum of its proper divisors (303647832756420).

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

140440320241020 is a wasteful number, since it uses less digits than its factorization.

140440320241020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4263519212 (or 4263519204 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 140440320241020 its reverse (20142023044041), we get a palindrome (160582343285061).

The spelling of 140440320241020 in words is "one hundred forty trillion, four hundred forty billion, three hundred twenty million, two hundred forty-one thousand, twenty".