400740070670 has 32 divisors (see below), whose sum is σ = 725521142016. Its totient is φ = 159367334400.

The previous prime is 400740070669. The next prime is 400740070697. The reversal of 400740070670 is 76070047004.

It is a self number, because there is not a number n which added to its sum of digits gives 400740070670.

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, 1325900 + ... + 1599840.

It is an arithmetic number, because the mean of its divisors is an integer number (22672535688).

Almost surely, 2^400740070670 is an apocalyptic number.

400740070670 is a deficient number, since it is larger than the sum of its proper divisors (324781071346).

400740070670 is a wasteful number, since it uses less digits than its factorization.

400740070670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274796.

The product of its (nonzero) digits is 32928, while the sum is 35.

The spelling of 400740070670 in words is "four hundred billion, seven hundred forty million, seventy thousand, six hundred seventy".