402205881336 has 256 divisors, whose sum is σ = 1218162032640. Its totient is φ = 108184581120.

The previous prime is 402205881299. The next prime is 402205881353. The reversal of 402205881336 is 633188502204.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 90117841 + ... + 90122303.

It is an arithmetic number, because the mean of its divisors is an integer number (4758445440).

Almost surely, 2^402205881336 is an apocalyptic number.

402205881336 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402205881336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609081016320).

402205881336 is an abundant number, since it is smaller than the sum of its proper divisors (815956151304).

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

402205881336 is a wasteful number, since it uses less digits than its factorization.

402205881336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4866 (or 4862 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 402205881336 in words is "four hundred two billion, two hundred five million, eight hundred eighty-one thousand, three hundred thirty-six".