4988196181 has 8 divisors (see below), whose sum is σ = 5173739064. Its totient is φ = 4805323200.

The previous prime is 4988196137. The next prime is 4988196197. The reversal of 4988196181 is 1816918894.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 3536205156 + 1451991025 = 59466^2 + 38105^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4988196181 - 2²⁷ = 4853978453 is a prime.

It is a super-2 number, since 2×4988196181² = 49764202280285969522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4988196281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 663670 + ... + 671143.

It is an arithmetic number, because the mean of its divisors is an integer number (646717383).

Almost surely, 2^4988196181 is an apocalyptic number.

It is an amenable number.

4988196181 is a deficient number, since it is larger than the sum of its proper divisors (185542883).

4988196181 is a wasteful number, since it uses less digits than its factorization.

4988196181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334951.

The product of its digits is 995328, while the sum is 55.

The square root of 4988196181 is about 70627.1631951900. The cubic root of 4988196181 is about 1708.6292699536.

The spelling of 4988196181 in words is "four billion, nine hundred eighty-eight million, one hundred ninety-six thousand, one hundred eighty-one".