401031345425 has 12 divisors (see below), whose sum is σ = 497884592796. Its totient is φ = 320434286400.

The previous prime is 401031345413. The next prime is 401031345443. The reversal of 401031345425 is 524543130104.

It can be written as a sum of positive squares in 6 ways, for example, as 90863662096 + 310167683329 = 301436^2 + 556927^2 .

It is not a de Polignac number, because 401031345425 - 2⁶ = 401031345361 is a prime.

It is a super-2 number, since 2×401031345425² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401031345391 and 401031345400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9748814 + ... + 9789863.

It is an arithmetic number, because the mean of its divisors is an integer number (41490382733).

Almost surely, 2^401031345425 is an apocalyptic number.

It is an amenable number.

401031345425 is a deficient number, since it is larger than the sum of its proper divisors (96853247371).

401031345425 is a wasteful number, since it uses less digits than its factorization.

401031345425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19539508 (or 19539503 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 401031345425 its reverse (524543130104), we get a palindrome (925574475529).

The spelling of 401031345425 in words is "four hundred one billion, thirty-one million, three hundred forty-five thousand, four hundred twenty-five".