254042040403320 has 64 divisors (see below), whose sum is σ = 820751207461920. Its totient is φ = 62533425329664.

The previous prime is 254042040403241. The next prime is 254042040403321. The reversal of 254042040403320 is 23304040240452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254042040403321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81423729339 + ... + 81423732458.

Almost surely, 2^{254042040403320} is an apocalyptic number.

254042040403320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254042040403320 is an abundant number, since it is smaller than the sum of its proper divisors (566709167058600).

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

254042040403320 is a wasteful number, since it uses less digits than its factorization.

254042040403320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162847461824 (or 162847461820 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 254042040403320 its reverse (23304040240452), we get a palindrome (277346080643772).

The spelling of 254042040403320 in words is "two hundred fifty-four trillion, forty-two billion, forty million, four hundred three thousand, three hundred twenty".