400356616005 has 16 divisors (see below), whose sum is σ = 711745095360. Its totient is φ = 213523528464.

The previous prime is 400356615961. The next prime is 400356616013. The reversal of 400356616005 is 500616653004.

400356616005 is a `hidden beast` number, since 4 + 0 + 0 + 35 + 6 + 616 + 0 + 0 + 5 = 666.

It is not a de Polignac number, because 400356616005 - 2¹¹ = 400356613957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1482802147 + ... + 1482802416.

It is an arithmetic number, because the mean of its divisors is an integer number (44484068460).

Almost surely, 2^400356616005 is an apocalyptic number.

400356616005 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

400356616005 is a deficient number, since it is larger than the sum of its proper divisors (311388479355).

400356616005 is a wasteful number, since it uses less digits than its factorization.

400356616005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965604577 (or 2965604571 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 400356616005 in words is "four hundred billion, three hundred fifty-six million, six hundred sixteen thousand, five".