401195546406 has 48 divisors (see below), whose sum is σ = 926031637440. Its totient is φ = 125166895920.

The previous prime is 401195546399. The next prime is 401195546407. The reversal of 401195546406 is 604645591104.

401195546406 is a `hidden beast` number, since 4 + 0 + 1 + 195 + 54 + 6 + 406 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401195546407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7038400 + ... + 7095171.

It is an arithmetic number, because the mean of its divisors is an integer number (19292325780).

Almost surely, 2^401195546406 is an apocalyptic number.

401195546406 is an abundant number, since it is smaller than the sum of its proper divisors (524836091034).

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

401195546406 is a wasteful number, since it uses less digits than its factorization.

401195546406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14133681 (or 14133678 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 401195546406 in words is "four hundred one billion, one hundred ninety-five million, five hundred forty-six thousand, four hundred six".