403404343011140 has 24 divisors (see below), whose sum is σ = 874476511302912. Its totient is φ = 156156519875040.

The previous prime is 403404343011127. The next prime is 403404343011143. The reversal of 403404343011140 is 41110343404304.

It is a junction number, because it is equal to n+sod(n) for n = 403404343011097 and 403404343011106.

It is not an unprimeable number, because it can be changed into a prime (403404343011143) 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, 325326082454 + ... + 325326083693.

It is an arithmetic number, because the mean of its divisors is an integer number (36436521304288).

Almost surely, 2^{403404343011140} is an apocalyptic number.

It is an amenable number.

403404343011140 is an abundant number, since it is smaller than the sum of its proper divisors (471072168291772).

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

403404343011140 is a wasteful number, since it uses less digits than its factorization.

403404343011140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650652166187 (or 650652166185 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 403404343011140 its reverse (41110343404304), we get a palindrome (444514686415444).

The spelling of 403404343011140 in words is "four hundred three trillion, four hundred four billion, three hundred forty-three million, eleven thousand, one hundred forty".