402122043336234 has 64 divisors (see below), whose sum is σ = 878601180457728. Its totient is φ = 121957363584000.

The previous prime is 402122043336161. The next prime is 402122043336313. The reversal of 402122043336234 is 432633340221204.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 402122043336192 and 402122043336201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124435342 + ... + 127626009.

It is an arithmetic number, because the mean of its divisors is an integer number (13728143444652).

Almost surely, 2^{402122043336234} is an apocalyptic number.

402122043336234 is an abundant number, since it is smaller than the sum of its proper divisors (476479137121494).

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

402122043336234 is a wasteful number, since it uses less digits than its factorization.

402122043336234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252061663.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 402122043336234 its reverse (432633340221204), we get a palindrome (834755383557438).

The spelling of 402122043336234 in words is "four hundred two trillion, one hundred twenty-two billion, forty-three million, three hundred thirty-six thousand, two hundred thirty-four".