4989599994 has 64 divisors (see below), whose sum is σ = 11359180800. Its totient is φ = 1451397888.

The previous prime is 4989599983. The next prime is 4989600019. The reversal of 4989599994 is 4999959894.

It is a super-2 number, since 2×4989599994² = 49792216200249600072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63697 + ... + 118475.

It is an arithmetic number, because the mean of its divisors is an integer number (177487200).

Almost surely, 2^4989599994 is an apocalyptic number.

4989599994 is an abundant number, since it is smaller than the sum of its proper divisors (6369580806).

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

4989599994 is a wasteful number, since it uses less digits than its factorization.

4989599994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54867.

The product of its digits is 340122240, while the sum is 75.

The square root of 4989599994 is about 70637.1006907843. The cubic root of 4989599994 is about 1708.7895397131.

The spelling of 4989599994 in words is "four billion, nine hundred eighty-nine million, five hundred ninety-nine thousand, nine hundred ninety-four".