404332040542255 has 16 divisors (see below), whose sum is σ = 567408152577024. Its totient is φ = 270808436455200.

The previous prime is 404332040542247. The next prime is 404332040542267. The reversal of 404332040542255 is 552245040233404.

It is not a de Polignac number, because 404332040542255 - 2³ = 404332040542247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 134329580071 + ... + 134329583080.

It is an arithmetic number, because the mean of its divisors is an integer number (35463009536064).

Almost surely, 2^{404332040542255} is an apocalyptic number.

404332040542255 is a deficient number, since it is larger than the sum of its proper divisors (163076112034769).

404332040542255 is a wasteful number, since it uses less digits than its factorization.

404332040542255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268659163206.

The product of its (nonzero) digits is 2304000, while the sum is 43.

Adding to 404332040542255 its reverse (552245040233404), we get a palindrome (956577080775659).

The spelling of 404332040542255 in words is "four hundred four trillion, three hundred thirty-two billion, forty million, five hundred forty-two thousand, two hundred fifty-five".