2449218011 has 4 divisors (see below), whose sum is σ = 2449623624. Its totient is φ = 2448812400.

The previous prime is 2449218007. The next prime is 2449218017. The reversal of 2449218011 is 1108129442.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2449218011 - 2² = 2449218007 is a prime.

It is a super-2 number, since 2×2449218011² = 11997337730813592242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2449218017) 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, 193610 + ... + 205871.

It is an arithmetic number, because the mean of its divisors is an integer number (612405906).

Almost surely, 2^2449218011 is an apocalyptic number.

2449218011 is a deficient number, since it is larger than the sum of its proper divisors (405613).

2449218011 is an equidigital number, since it uses as much as digits as its factorization.

2449218011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405612.

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2449218011 is about 49489.5747708545. The cubic root of 2449218011 is about 1347.9563061662.

The spelling of 2449218011 in words is "two billion, four hundred forty-nine million, two hundred eighteen thousand, eleven".