401155432210422 has 32 divisors (see below), whose sum is σ = 891458652520800. Its totient is φ = 133718156928864.

The previous prime is 401155432210397. The next prime is 401155432210453. The reversal of 401155432210422 is 224012234551104.

401155432210422 is a `hidden beast` number, since 4 + 0 + 1 + 1 + 5 + 5 + 4 + 3 + 221 + 0 + 422 = 666.

It is a congruent number.

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, 14397604 + ... + 31774232.

It is an arithmetic number, because the mean of its divisors is an integer number (27858082891275).

Almost surely, 2^{401155432210422} is an apocalyptic number.

401155432210422 is an abundant number, since it is smaller than the sum of its proper divisors (490303220310378).

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

401155432210422 is a wasteful number, since it uses less digits than its factorization.

401155432210422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17804157 (or 17804151 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 401155432210422 its reverse (224012234551104), we get a palindrome (625167666761526).

The spelling of 401155432210422 in words is "four hundred one trillion, one hundred fifty-five billion, four hundred thirty-two million, two hundred ten thousand, four hundred twenty-two".