402832022401 has 4 divisors (see below), whose sum is σ = 403381589332. Its totient is φ = 402282455472.

The previous prime is 402832022393. The next prime is 402832022477. The reversal of 402832022401 is 104220238204.

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 195497506801 + 207334515600 = 442151^2 + 455340^2 .

It is a cyclic number.

It is not a de Polignac number, because 402832022401 - 2³ = 402832022393 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 402832022401.

It is not an unprimeable number, because it can be changed into a prime (402832020401) 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, 274782366 + ... + 274783831.

It is an arithmetic number, because the mean of its divisors is an integer number (100845397333).

Almost surely, 2^402832022401 is an apocalyptic number.

It is an amenable number.

402832022401 is a deficient number, since it is larger than the sum of its proper divisors (549566931).

402832022401 is an equidigital number, since it uses as much as digits as its factorization.

402832022401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549566930.

The product of its (nonzero) digits is 6144, while the sum is 28.

The spelling of 402832022401 in words is "four hundred two billion, eight hundred thirty-two million, twenty-two thousand, four hundred one".