401144322000 has 80 divisors (see below), whose sum is σ = 1293289313472. Its totient is φ = 106971817600.

The previous prime is 401144321999. The next prime is 401144322001. The reversal of 401144322000 is 223441104.

It is an interprime number because it is at equal distance from previous prime (401144321999) and next prime (401144322001).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401144322001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33422694 + ... + 33434693.

Almost surely, 2^401144322000 is an apocalyptic number.

401144322000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401144322000 is an abundant number, since it is smaller than the sum of its proper divisors (892144991472).

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

401144322000 is a wasteful number, since it uses less digits than its factorization.

401144322000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66857413 (or 66857397 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 401144322000 its reverse (223441104), we get a palindrome (401367763104).

The spelling of 401144322000 in words is "four hundred one billion, one hundred forty-four million, three hundred twenty-two thousand".