402622241817 has 16 divisors (see below), whose sum is σ = 543588454080. Its totient is φ = 265047923712.

The previous prime is 402622241809. The next prime is 402622241831. The reversal of 402622241817 is 718142226204.

It is not a de Polignac number, because 402622241817 - 2³ = 402622241809 is a prime.

It is a super-2 number, since 2×402622241817² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (402622241317) 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, 1432692 + ... + 1690517.

It is an arithmetic number, because the mean of its divisors is an integer number (33974278380).

Almost surely, 2^402622241817 is an apocalyptic number.

It is an amenable number.

402622241817 is a deficient number, since it is larger than the sum of its proper divisors (140966212263).

402622241817 is a wasteful number, since it uses less digits than its factorization.

402622241817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3123752.

The product of its (nonzero) digits is 86016, while the sum is 39.

The spelling of 402622241817 in words is "four hundred two billion, six hundred twenty-two million, two hundred forty-one thousand, eight hundred seventeen".