4945999618588 has 54 divisors (see below), whose sum is σ = 9959127172344. Its totient is φ = 2105425977408.

The previous prime is 4945999618487. The next prime is 4945999618639. The reversal of 4945999618588 is 8858169995494.

It is a happy number.

It is a super-2 number, since 2×4945999618588² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1847589106 + ... + 1847591782.

Almost surely, 2^{4945999618588} is an apocalyptic number.

It is an amenable number.

4945999618588 is an abundant number, since it is smaller than the sum of its proper divisors (5013127553756).

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

4945999618588 is an frugal number, since it uses more digits than its factorization.

4945999618588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5679 (or 2843 counting only the distinct ones).

The product of its digits is 8062156800, while the sum is 85.

The spelling of 4945999618588 in words is "four trillion, nine hundred forty-five billion, nine hundred ninety-nine million, six hundred eighteen thousand, five hundred eighty-eight".