4640182187158 has 16 divisors (see below), whose sum is σ = 7965050876064. Its totient is φ = 1986036298560.

The previous prime is 4640182187143. The next prime is 4640182187183. The reversal of 4640182187158 is 8517812810464.

It is a junction number, because it is equal to n+sod(n) for n = 4640182187099 and 4640182187108.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 217756485 + ... + 217777792.

It is an arithmetic number, because the mean of its divisors is an integer number (497815679754).

Almost surely, 2^{4640182187158} is an apocalyptic number.

4640182187158 is a deficient number, since it is larger than the sum of its proper divisors (3324868688906).

4640182187158 is a wasteful number, since it uses less digits than its factorization.

4640182187158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435535047.

The product of its (nonzero) digits is 3440640, while the sum is 55.

The spelling of 4640182187158 in words is "four trillion, six hundred forty billion, one hundred eighty-two million, one hundred eighty-seven thousand, one hundred fifty-eight".