401232103344040 has 16 divisors (see below), whose sum is σ = 902772232524180. Its totient is φ = 160492841337600.

The previous prime is 401232103344013. The next prime is 401232103344101. The reversal of 401232103344040 is 40443301232104.

It can be written as a sum of positive squares in 2 ways, for example, as 382197573415876 + 19034529928164 = 19549874^2 + 4362858^2 .

It is a junction number, because it is equal to n+sod(n) for n = 401232103343993 and 401232103344011.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5015401291761 + ... + 5015401291840.

Almost surely, 2^{401232103344040} is an apocalyptic number.

401232103344040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401232103344040 is an abundant number, since it is smaller than the sum of its proper divisors (501540129180140).

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

401232103344040 is a wasteful number, since it uses less digits than its factorization.

401232103344040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10030802583612 (or 10030802583608 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 401232103344040 its reverse (40443301232104), we get a palindrome (441675404576144).

The spelling of 401232103344040 in words is "four hundred one trillion, two hundred thirty-two billion, one hundred three million, three hundred forty-four thousand, forty".