4162666656 has 48 divisors (see below), whose sum is σ = 10936314144. Its totient is φ = 1386372864.

The previous prime is 4162666649. The next prime is 4162666687. The reversal of 4162666656 is 6566662614.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98575 + ... + 134321.

It is an arithmetic number, because the mean of its divisors is an integer number (227839878).

Almost surely, 2^4162666656 is an apocalyptic number.

It is an amenable number.

4162666656 is an abundant number, since it is smaller than the sum of its proper divisors (6773647488).

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

4162666656 is a wasteful number, since it uses less digits than its factorization.

4162666656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36973 (or 36965 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 48.

The square root of 4162666656 is about 64518.7310476578. The cubic root of 4162666656 is about 1608.6338804321.

The spelling of 4162666656 in words is "four billion, one hundred sixty-two million, six hundred sixty-six thousand, six hundred fifty-six".