402270565633 has 4 divisors (see below), whose sum is σ = 425933540100. Its totient is φ = 378607591168.

The previous prime is 402270565607. The next prime is 402270565661. The reversal of 402270565633 is 336565072204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 114043316209 + 288227249424 = 337703^2 + 536868^2 .

It is a cyclic number.

It is not a de Polignac number, because 402270565633 - 2⁹ = 402270565121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 402270565633.

It is not an unprimeable number, because it can be changed into a prime (402270565673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11831487208 + ... + 11831487241.

It is an arithmetic number, because the mean of its divisors is an integer number (106483385025).

Almost surely, 2^402270565633 is an apocalyptic number.

It is an amenable number.

402270565633 is a deficient number, since it is larger than the sum of its proper divisors (23662974467).

402270565633 is a wasteful number, since it uses less digits than its factorization.

402270565633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23662974466.

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 402270565633 in words is "four hundred two billion, two hundred seventy million, five hundred sixty-five thousand, six hundred thirty-three".