2485485491 has 2 divisors, whose sum is σ = 2485485492. Its totient is φ = 2485485490.

The previous prime is 2485485461. The next prime is 2485485517. The reversal of 2485485491 is 1945845842.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2485485491 is a prime.

It is a super-2 number, since 2×2485485491² = 12355276251943022162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2485485461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1242742745 + 1242742746.

It is an arithmetic number, because the mean of its divisors is an integer number (1242742746).

Almost surely, 2^2485485491 is an apocalyptic number.

2485485491 is a deficient number, since it is larger than the sum of its proper divisors (1).

2485485491 is an equidigital number, since it uses as much as digits as its factorization.

2485485491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1843200, while the sum is 50.

The square root of 2485485491 is about 49854.6436252432. The cubic root of 2485485491 is about 1354.5771461412.

The spelling of 2485485491 in words is "two billion, four hundred eighty-five million, four hundred eighty-five thousand, four hundred ninety-one".