400337066667 has 16 divisors (see below), whose sum is σ = 536573036160. Its totient is φ = 265499849472.

The previous prime is 400337066653. The next prime is 400337066671. The reversal of 400337066667 is 766660733004.

It is not a de Polignac number, because 400337066667 - 2¹² = 400337062571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400337056667) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7393 + ... + 894834.

It is an arithmetic number, because the mean of its divisors is an integer number (33535814760).

Almost surely, 2^400337066667 is an apocalyptic number.

400337066667 is a deficient number, since it is larger than the sum of its proper divisors (136235969493).

400337066667 is a wasteful number, since it uses less digits than its factorization.

400337066667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903002.

The product of its (nonzero) digits is 2286144, while the sum is 48.

The spelling of 400337066667 in words is "four hundred billion, three hundred thirty-seven million, sixty-six thousand, six hundred sixty-seven".