2481636849 has 8 divisors (see below), whose sum is σ = 3309168192. Its totient is φ = 1654265040.

The previous prime is 2481636841. The next prime is 2481636853. The reversal of 2481636849 is 9486361842.

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

It is not a de Polignac number, because 2481636849 - 2³ = 2481636841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2481636841) 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, 3004 + ... + 70514.

It is an arithmetic number, because the mean of its divisors is an integer number (413646024).

Almost surely, 2^2481636849 is an apocalyptic number.

It is an amenable number.

2481636849 is a deficient number, since it is larger than the sum of its proper divisors (827531343).

2481636849 is a wasteful number, since it uses less digits than its factorization.

2481636849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79767.

The product of its digits is 1990656, while the sum is 51.

The square root of 2481636849 is about 49816.0300405402. The cubic root of 2481636849 is about 1353.8776214188.

The spelling of 2481636849 in words is "two billion, four hundred eighty-one million, six hundred thirty-six thousand, eight hundred forty-nine".