401794105437 has 36 divisors (see below), whose sum is σ = 601261807744. Its totient is φ = 258544470240.

The previous prime is 401794105429. The next prime is 401794105441. The reversal of 401794105437 is 734501497104.

It is a happy number.

401794105437 is a `hidden beast` number, since 4 + 0 + 1 + 7 + 94 + 10 + 543 + 7 = 666.

It is not a de Polignac number, because 401794105437 - 2³ = 401794105429 is a prime.

It is a super-2 number, since 2×401794105437² (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 = 401794105392 and 401794105401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401794105417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 32109012 + ... + 32121522.

Almost surely, 2^401794105437 is an apocalyptic number.

It is an amenable number.

401794105437 is a deficient number, since it is larger than the sum of its proper divisors (199467702307).

401794105437 is a wasteful number, since it uses less digits than its factorization.

401794105437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16818 (or 16786 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The spelling of 401794105437 in words is "four hundred one billion, seven hundred ninety-four million, one hundred five thousand, four hundred thirty-seven".