402281072419 has 4 divisors (see below), whose sum is σ = 408875844160. Its totient is φ = 395686300680.

The previous prime is 402281072383. The next prime is 402281072461. The reversal of 402281072419 is 914270182204.

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

It is a cyclic number.

It is not a de Polignac number, because 402281072419 - 2¹¹ = 402281070371 is a prime.

It is a super-2 number, since 2×402281072419² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402281072519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3297385779 + ... + 3297385900.

It is an arithmetic number, because the mean of its divisors is an integer number (102218961040).

Almost surely, 2^402281072419 is an apocalyptic number.

402281072419 is a deficient number, since it is larger than the sum of its proper divisors (6594771741).

402281072419 is an equidigital number, since it uses as much as digits as its factorization.

402281072419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594771740.

The product of its (nonzero) digits is 64512, while the sum is 40.

The spelling of 402281072419 in words is "four hundred two billion, two hundred eighty-one million, seventy-two thousand, four hundred nineteen".