4989797136 has 60 divisors (see below), whose sum is σ = 14013960688. Its totient is φ = 1657374912.

The previous prime is 4989797117. The next prime is 4989797207. The reversal of 4989797136 is 6317979894.

4989797136 is a `hidden beast` number, since 498 + 9 + 7 + 9 + 7 + 136 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20470 + ... + 101973.

Almost surely, 2^4989797136 is an apocalyptic number.

It is an amenable number.

4989797136 is an abundant number, since it is smaller than the sum of its proper divisors (9024163552).

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

4989797136 is a wasteful number, since it uses less digits than its factorization.

4989797136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122740 (or 122731 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 63.

The square root of 4989797136 is about 70638.4961334823. The cubic root of 4989797136 is about 1708.8120445065.

The spelling of 4989797136 in words is "four billion, nine hundred eighty-nine million, seven hundred ninety-seven thousand, one hundred thirty-six".