401333464055 has 4 divisors (see below), whose sum is σ = 481600156872. Its totient is φ = 321066771240.

The previous prime is 401333464009. The next prime is 401333464057. The reversal of 401333464055 is 550464333104.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 401333464055 - 2¹⁰ = 401333463031 is a prime.

It is a super-2 number, since 2×401333464055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401333464057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40133346401 + ... + 40133346410.

It is an arithmetic number, because the mean of its divisors is an integer number (120400039218).

Almost surely, 2^401333464055 is an apocalyptic number.

401333464055 is a deficient number, since it is larger than the sum of its proper divisors (80266692817).

401333464055 is an equidigital number, since it uses as much as digits as its factorization.

401333464055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80266692816.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 401333464055 its reverse (550464333104), we get a palindrome (951797797159).

The spelling of 401333464055 in words is "four hundred one billion, three hundred thirty-three million, four hundred sixty-four thousand, fifty-five".