140104145140 has 24 divisors (see below), whose sum is σ = 294249312000. Its totient is φ = 56035828128.

The previous prime is 140104145099. The next prime is 140104145147. The reversal of 140104145140 is 41541401041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140104145147) 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, 164640 + ... + 554359.

It is an arithmetic number, because the mean of its divisors is an integer number (12260388000).

Almost surely, 2^140104145140 is an apocalyptic number.

140104145140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140104145140 is an abundant number, since it is smaller than the sum of its proper divisors (154145166860).

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

140104145140 is a wasteful number, since it uses less digits than its factorization.

140104145140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728751 (or 728749 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 140104145140 its reverse (41541401041), we get a palindrome (181645546181).

The spelling of 140104145140 in words is "one hundred forty billion, one hundred four million, one hundred forty-five thousand, one hundred forty".