400070036667 has 16 divisors (see below), whose sum is σ = 609742956032. Its totient is φ = 228569290560.

The previous prime is 400070036657. The next prime is 400070036669. The reversal of 400070036667 is 766630070004.

It is not a de Polignac number, because 400070036667 - 2⁸ = 400070036411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400070036669) 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, 1639858 + ... + 1867959.

It is an arithmetic number, because the mean of its divisors is an integer number (38108934752).

Almost surely, 2^400070036667 is an apocalyptic number.

400070036667 is a deficient number, since it is larger than the sum of its proper divisors (209672919365).

400070036667 is a wasteful number, since it uses less digits than its factorization.

400070036667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3513258.

The product of its (nonzero) digits is 127008, while the sum is 39.

The spelling of 400070036667 in words is "four hundred billion, seventy million, thirty-six thousand, six hundred sixty-seven".