400005041166 has 24 divisors (see below), whose sum is σ = 866695995984. Its totient is φ = 133332181920.

The previous prime is 400005041159. The next prime is 400005041171. The reversal of 400005041166 is 661140500004.

400005041166 is a `hidden beast` number, since 40 + 0 + 0 + 0 + 504 + 116 + 6 = 666.

It is a congruent number.

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, 745386 + ... + 1164306.

It is an arithmetic number, because the mean of its divisors is an integer number (36112333166).

Almost surely, 2^400005041166 is an apocalyptic number.

400005041166 is an abundant number, since it is smaller than the sum of its proper divisors (466690954818).

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

400005041166 is a wasteful number, since it uses less digits than its factorization.

400005041166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471976 (or 471973 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The spelling of 400005041166 in words is "four hundred billion, five million, forty-one thousand, one hundred sixty-six".