140044040301040 has 40 divisors (see below), whose sum is σ = 325606788434448. Its totient is φ = 56016860037120.

The previous prime is 140044040300987. The next prime is 140044040301041. The reversal of 140044040301040 is 40103040440041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×140044040301040² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 140044040300996 and 140044040301014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044040301041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5830801 + ... + 17722480.

Almost surely, 2^{140044040301040} is an apocalyptic number.

140044040301040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140044040301040 is an abundant number, since it is smaller than the sum of its proper divisors (185562748133408).

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

140044040301040 is a wasteful number, since it uses less digits than its factorization.

140044040301040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23627617 (or 23627611 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 140044040301040 its reverse (40103040440041), we get a palindrome (180147080741081).

The spelling of 140044040301040 in words is "one hundred forty trillion, forty-four billion, forty million, three hundred one thousand, forty".