4046979618 has 64 divisors (see below), whose sum is σ = 9996048000. Its totient is φ = 1203209280.

The previous prime is 4046979617. The next prime is 4046979641. The reversal of 4046979618 is 8169796404.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (4046979617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32793 + ... + 95756.

It is an arithmetic number, because the mean of its divisors is an integer number (156188250).

Almost surely, 2^4046979618 is an apocalyptic number.

4046979618 is an abundant number, since it is smaller than the sum of its proper divisors (5949068382).

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

4046979618 is a wasteful number, since it uses less digits than its factorization.

4046979618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128624 (or 128618 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 4046979618 is about 63615.8755186156. The cubic root of 4046979618 is about 1593.5915040169.

The spelling of 4046979618 in words is "four billion, forty-six million, nine hundred seventy-nine thousand, six hundred eighteen".