402885811255 has 16 divisors (see below), whose sum is σ = 484187970240. Its totient is φ = 321825547008.

The previous prime is 402885811243. The next prime is 402885811267. The reversal of 402885811255 is 552118588204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (402885811243) and next prime (402885811267).

It is a cyclic number.

It is not a de Polignac number, because 402885811255 - 2²⁵ = 402852256823 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402885811199 and 402885811208.

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, 16995451 + ... + 17019139.

It is an arithmetic number, because the mean of its divisors is an integer number (30261748140).

Almost surely, 2^402885811255 is an apocalyptic number.

402885811255 is a deficient number, since it is larger than the sum of its proper divisors (81302158985).

402885811255 is a wasteful number, since it uses less digits than its factorization.

402885811255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28650.

The product of its (nonzero) digits is 1024000, while the sum is 49.

The spelling of 402885811255 in words is "four hundred two billion, eight hundred eighty-five million, eight hundred eleven thousand, two hundred fifty-five".