4998751059491 has 8 divisors (see below), whose sum is σ = 5712880566624. Its totient is φ = 4284627105600.

The previous prime is 4998751059461. The next prime is 4998751059527. The reversal of 4998751059491 is 1949501578994.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4998751059491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4998751059461) 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, 762791 + ... + 3252591.

It is an arithmetic number, because the mean of its divisors is an integer number (714110070828).

Almost surely, 2^{4998751059491} is an apocalyptic number.

4998751059491 is a deficient number, since it is larger than the sum of its proper divisors (714129507133).

4998751059491 is a wasteful number, since it uses less digits than its factorization.

4998751059491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2776621.

The product of its (nonzero) digits is 146966400, while the sum is 71.

The spelling of 4998751059491 in words is "four trillion, nine hundred ninety-eight billion, seven hundred fifty-one million, fifty-nine thousand, four hundred ninety-one".