6406936006 has 16 divisors (see below), whose sum is σ = 9630738000. Its totient is φ = 3196699168.

The previous prime is 6406935991. The next prime is 6406936007. The reversal of 6406936006 is 6006396046.

It is a self number, because there is not a number n which added to its sum of digits gives 6406936006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6406936007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3286320 + ... + 3288268.

It is an arithmetic number, because the mean of its divisors is an integer number (601921125).

Almost surely, 2^6406936006 is an apocalyptic number.

6406936006 is a deficient number, since it is larger than the sum of its proper divisors (3223801994).

6406936006 is a wasteful number, since it uses less digits than its factorization.

6406936006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 6406936006 is about 80043.3382986992. The cubic root of 6406936006 is about 1857.3060014633.

The spelling of 6406936006 in words is "six billion, four hundred six million, nine hundred thirty-six thousand, six".