8406643410 has 48 divisors (see below), whose sum is σ = 23844300480. Its totient is φ = 2037973920.

The previous prime is 8406643351. The next prime is 8406643433. The reversal of 8406643410 is 143466048.

8406643410 is a `hidden beast` number, since 8 + 4 + 0 + 6 + 643 + 4 + 1 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4244790 + ... + 4246769.

It is an arithmetic number, because the mean of its divisors is an integer number (496756260).

Almost surely, 2^8406643410 is an apocalyptic number.

8406643410 is an abundant number, since it is smaller than the sum of its proper divisors (15437657070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8406643410 is a wasteful number, since it uses less digits than its factorization.

8406643410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8491583 (or 8491580 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 8406643410 is about 91687.7495088630. The cubic root of 8406643410 is about 2033.3284722330.

The spelling of 8406643410 in words is "eight billion, four hundred six million, six hundred forty-three thousand, four hundred ten".