402442041210 has 128 divisors (see below), whose sum is σ = 1070099057664. Its totient is φ = 96042101760.

The previous prime is 402442041179. The next prime is 402442041217. The reversal of 402442041210 is 12140244204.

It is not an unprimeable number, because it can be changed into a prime (402442041217) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 39284349 + ... + 39294591.

It is an arithmetic number, because the mean of its divisors is an integer number (8360148888).

Almost surely, 2^402442041210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402442041210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (535049528832).

402442041210 is an abundant number, since it is smaller than the sum of its proper divisors (667657016454).

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

402442041210 is a wasteful number, since it uses less digits than its factorization.

402442041210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12108.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 402442041210 its reverse (12140244204), we get a palindrome (414582285414).

The spelling of 402442041210 in words is "four hundred two billion, four hundred forty-two million, forty-one thousand, two hundred ten".