4554948991 has 2 divisors, whose sum is σ = 4554948992. Its totient is φ = 4554948990.

The previous prime is 4554948967. The next prime is 4554949013. The reversal of 4554948991 is 1998494554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4554948991 - 2¹¹ = 4554946943 is a prime.

It is a super-2 number, since 2×4554948991² = 41495120621223836162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4554948491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2277474495 + 2277474496.

It is an arithmetic number, because the mean of its divisors is an integer number (2277474496).

Almost surely, 2^4554948991 is an apocalyptic number.

4554948991 is a deficient number, since it is larger than the sum of its proper divisors (1).

4554948991 is an equidigital number, since it uses as much as digits as its factorization.

4554948991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9331200, while the sum is 58.

The square root of 4554948991 is about 67490.3622082442. The cubic root of 4554948991 is about 1657.6563665064.

The spelling of 4554948991 in words is "four billion, five hundred fifty-four million, nine hundred forty-eight thousand, nine hundred ninety-one".