4998229291585 has 4 divisors (see below), whose sum is σ = 5997875149908. Its totient is φ = 3998583433264.

The previous prime is 4998229291571. The next prime is 4998229291607. The reversal of 4998229291585 is 5851929228994.

4998229291585 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 2235672²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1799364691216 + 3198864600369 = 1341404^2 + 1788537^2 .

It is a cyclic number.

It is not a de Polignac number, because 4998229291585 - 2²⁵ = 4998195737153 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499822929154 + ... + 499822929163.

It is an arithmetic number, because the mean of its divisors is an integer number (1499468787477).

Almost surely, 2^{4998229291585} is an apocalyptic number.

It is an amenable number.

4998229291585 is a deficient number, since it is larger than the sum of its proper divisors (999645858323).

4998229291585 is an equidigital number, since it uses as much as digits as its factorization.

4998229291585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 999645858322.

The product of its digits is 335923200, while the sum is 73.

The spelling of 4998229291585 in words is "four trillion, nine hundred ninety-eight billion, two hundred twenty-nine million, two hundred ninety-one thousand, five hundred eighty-five".