400374066670 has 64 divisors (see below), whose sum is σ = 742925649600. Its totient is φ = 155290777600.

The previous prime is 400374066647. The next prime is 400374066707. The reversal of 400374066670 is 76660473004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16017222 + ... + 16042198.

It is an arithmetic number, because the mean of its divisors is an integer number (11608213275).

Almost surely, 2^400374066670 is an apocalyptic number.

400374066670 is a deficient number, since it is larger than the sum of its proper divisors (342551582930).

400374066670 is a wasteful number, since it uses less digits than its factorization.

400374066670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25413.

The product of its (nonzero) digits is 508032, while the sum is 43.

The spelling of 400374066670 in words is "four hundred billion, three hundred seventy-four million, sixty-six thousand, six hundred seventy".