402332354442 has 24 divisors (see below), whose sum is σ = 872107448160. Its totient is φ = 134051193000.

The previous prime is 402332354441. The next prime is 402332354471. The reversal of 402332354442 is 244453233204.

402332354442 is a `hidden beast` number, since 40 + 2 + 3 + 32 + 3 + 544 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 402332354397 and 402332354406.

It is not an unprimeable number, because it can be changed into a prime (402332354441) 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 11 ways as a sum of consecutive naturals, for example, 4924342 + ... + 5005377.

It is an arithmetic number, because the mean of its divisors is an integer number (36337810340).

Almost surely, 2^402332354442 is an apocalyptic number.

402332354442 is an abundant number, since it is smaller than the sum of its proper divisors (469775093718).

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

402332354442 is a wasteful number, since it uses less digits than its factorization.

402332354442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9931978 (or 9931975 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 402332354442 its reverse (244453233204), we get a palindrome (646785587646).

The spelling of 402332354442 in words is "four hundred two billion, three hundred thirty-two million, three hundred fifty-four thousand, four hundred forty-two".