403055121405140 has 24 divisors (see below), whose sum is σ = 846417526063200. Its totient is φ = 161221711207328.

The previous prime is 403055121405109. The next prime is 403055121405151. The reversal of 403055121405140 is 41504121550304.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 403055121405140.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11174090 + ... + 30511809.

It is an arithmetic number, because the mean of its divisors is an integer number (35267396919300).

Almost surely, 2^{403055121405140} is an apocalyptic number.

It is an amenable number.

403055121405140 is an abundant number, since it is smaller than the sum of its proper divisors (443362404658060).

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

403055121405140 is a wasteful number, since it uses less digits than its factorization.

403055121405140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42169351 (or 42169349 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 403055121405140 its reverse (41504121550304), we get a palindrome (444559242955444).

The spelling of 403055121405140 in words is "four hundred three trillion, fifty-five billion, one hundred twenty-one million, four hundred five thousand, one hundred forty".