402214540305255 has 8 divisors (see below), whose sum is σ = 643543264488432. Its totient is φ = 214514421496128.

The previous prime is 402214540305247. The next prime is 402214540305289. The reversal of 402214540305255 is 552503045412204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 402214540305255 - 2³ = 402214540305247 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13407151343494 + ... + 13407151343523.

It is an arithmetic number, because the mean of its divisors is an integer number (80442908061054).

Almost surely, 2^{402214540305255} is an apocalyptic number.

402214540305255 is a deficient number, since it is larger than the sum of its proper divisors (241328724183177).

402214540305255 is a wasteful number, since it uses less digits than its factorization.

402214540305255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26814302687025.

The product of its (nonzero) digits is 960000, while the sum is 42.

Adding to 402214540305255 its reverse (552503045412204), we get a palindrome (954717585717459).

The spelling of 402214540305255 in words is "four hundred two trillion, two hundred fourteen billion, five hundred forty million, three hundred five thousand, two hundred fifty-five".