402284135802 has 8 divisors (see below), whose sum is σ = 804568271616. Its totient is φ = 134094711932.

The previous prime is 402284135801. The next prime is 402284135861. The reversal of 402284135802 is 208531482204.

It is a sphenic number, since it is the product of 3 distinct primes.

402284135802 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (402284135801) 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, 33523677978 + ... + 33523677989.

It is an arithmetic number, because the mean of its divisors is an integer number (100571033952).

Almost surely, 2^402284135802 is an apocalyptic number.

402284135802 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402284135802 is a wasteful number, since it uses less digits than its factorization.

402284135802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67047355972.

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 402284135802 in words is "four hundred two billion, two hundred eighty-four million, one hundred thirty-five thousand, eight hundred two".