4640666846158 has 32 divisors (see below), whose sum is σ = 8738228528640. Its totient is φ = 1802259629280.

The previous prime is 4640666846119. The next prime is 4640666846201. The reversal of 4640666846158 is 8516486660464.

It is a self number, because there is not a number n which added to its sum of digits gives 4640666846158.

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, 379257273 + ... + 379269508.

It is an arithmetic number, because the mean of its divisors is an integer number (273069641520).

Almost surely, 2^{4640666846158} is an apocalyptic number.

4640666846158 is a deficient number, since it is larger than the sum of its proper divisors (4097561682482).

4640666846158 is a wasteful number, since it uses less digits than its factorization.

4640666846158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758526832.

The product of its (nonzero) digits is 159252480, while the sum is 64.

The spelling of 4640666846158 in words is "four trillion, six hundred forty billion, six hundred sixty-six million, eight hundred forty-six thousand, one hundred fifty-eight".