4999999999992 has 128 divisors (see below), whose sum is σ = 12895894992960. Its totient is φ = 1614483476480.

The previous prime is 4999999999937. The next prime is 5000000000053. The reversal of 4999999999992 is 2999999999994.

It is a super-9 number, since 9×4999999999992⁹ (a number of 116 digits) contains 999999999 as substring.

It is a congruent number.

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, 131570338 + ... + 131608334.

Almost surely, 2^{4999999999992} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4999999999992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6447947496480).

4999999999992 is an abundant number, since it is smaller than the sum of its proper divisors (7895894992968).

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

4999999999992 is a wasteful number, since it uses less digits than its factorization.

4999999999992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38993 (or 38989 counting only the distinct ones).

The product of its digits is 251048476872, while the sum is 105.

The spelling of 4999999999992 in words is "four trillion, nine hundred ninety-nine billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-two".