4498538126161 has 4 divisors (see below), whose sum is σ = 4544914807972. Its totient is φ = 4452161444352.

The previous prime is 4498538126149. The next prime is 4498538126171. The reversal of 4498538126161 is 1616218358944.

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 2087536618561 + 2411001507600 = 1444831^2 + 1552740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4498538126161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4498538126096 and 4498538126105.

It is not an unprimeable number, because it can be changed into a prime (4498538126171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23188340760 + ... + 23188340953.

It is an arithmetic number, because the mean of its divisors is an integer number (1136228701993).

Almost surely, 2^{4498538126161} is an apocalyptic number.

It is an amenable number.

4498538126161 is a deficient number, since it is larger than the sum of its proper divisors (46376681811).

4498538126161 is an equidigital number, since it uses as much as digits as its factorization.

4498538126161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46376681810.

The product of its digits is 9953280, while the sum is 58.

The spelling of 4498538126161 in words is "four trillion, four hundred ninety-eight billion, five hundred thirty-eight million, one hundred twenty-six thousand, one hundred sixty-one".