401011115443000 has 256 divisors, whose sum is σ = 959927577523200. Its totient is φ = 156757423680000.

The previous prime is 401011115442997. The next prime is 401011115443091. The reversal of 401011115443000 is 344511110104.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 52495233181 + ... + 52495240819.

It is an arithmetic number, because the mean of its divisors is an integer number (3749717099700).

Almost surely, 2^{401011115443000} is an apocalyptic number.

401011115443000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401011115443000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479963788761600).

401011115443000 is an abundant number, since it is smaller than the sum of its proper divisors (558916462080200).

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

401011115443000 is a wasteful number, since it uses less digits than its factorization.

401011115443000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839 (or 13825 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 401011115443000 its reverse (344511110104), we get a palindrome (401355626553104).

The spelling of 401011115443000 in words is "four hundred one trillion, eleven billion, one hundred fifteen million, four hundred forty-three thousand".