401214708444 has 48 divisors (see below), whose sum is σ = 1022862314880. Its totient is φ = 121391106240.

The previous prime is 401214708437. The next prime is 401214708509. The reversal of 401214708444 is 444807412104.

It is a super-2 number, since 2×401214708444² (a number of 24 digits) contains 22 as substring.

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, 2278659 + ... + 2448410.

It is an arithmetic number, because the mean of its divisors is an integer number (21309631560).

Almost surely, 2^401214708444 is an apocalyptic number.

401214708444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

401214708444 is an abundant number, since it is smaller than the sum of its proper divisors (621647606436).

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

401214708444 is a wasteful number, since it uses less digits than its factorization.

401214708444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727730 (or 4727728 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 39.

The spelling of 401214708444 in words is "four hundred one billion, two hundred fourteen million, seven hundred eight thousand, four hundred forty-four".