402123230333344 has 96 divisors (see below), whose sum is σ = 878682296036160. Its totient is φ = 179974998669312.

The previous prime is 402123230333327. The next prime is 402123230333423. The reversal of 402123230333344 is 443333032321204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78377077 + ... + 83349940.

It is an arithmetic number, because the mean of its divisors is an integer number (9152940583710).

Almost surely, 2^{402123230333344} is an apocalyptic number.

It is an amenable number.

402123230333344 is an abundant number, since it is smaller than the sum of its proper divisors (476559065702816).

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

402123230333344 is a wasteful number, since it uses less digits than its factorization.

402123230333344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161727222 (or 161727214 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 37.

Adding to 402123230333344 its reverse (443333032321204), we get a palindrome (845456262654548).

The spelling of 402123230333344 in words is "four hundred two trillion, one hundred twenty-three billion, two hundred thirty million, three hundred thirty-three thousand, three hundred forty-four".