4519939146 has 32 divisors (see below), whose sum is σ = 9718133760. Its totient is φ = 1396978416.

The previous prime is 4519939121. The next prime is 4519939153. The reversal of 4519939146 is 6419399154.

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, 416436 + ... + 427151.

It is an arithmetic number, because the mean of its divisors is an integer number (303691680).

Almost surely, 2^4519939146 is an apocalyptic number.

4519939146 is an abundant number, since it is smaller than the sum of its proper divisors (5198194614).

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

4519939146 is a wasteful number, since it uses less digits than its factorization.

4519939146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843658.

The product of its digits is 1049760, while the sum is 51.

The square root of 4519939146 is about 67230.4926800332. The cubic root of 4519939146 is about 1653.3984617710.

The spelling of 4519939146 in words is "four billion, five hundred nineteen million, nine hundred thirty-nine thousand, one hundred forty-six".