2449720179 has 144 divisors (see below), whose sum is σ = 4347907200. Its totient is φ = 1369260288.

The previous prime is 2449720151. The next prime is 2449720181. The reversal of 2449720179 is 9710279442.

It is a happy number.

It is not a de Polignac number, because 2449720179 - 2¹³ = 2449711987 is a prime.

It is a super-2 number, since 2×2449720179² = 12002257910799584082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2449720139) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 41520652 + ... + 41520710.

It is an arithmetic number, because the mean of its divisors is an integer number (30193800).

Almost surely, 2^2449720179 is an apocalyptic number.

2449720179 is a deficient number, since it is larger than the sum of its proper divisors (1898187021).

2449720179 is a wasteful number, since it uses less digits than its factorization.

2449720179 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 2449720179 is about 49494.6479833931. The cubic root of 2449720179 is about 1348.0484245842.

The spelling of 2449720179 in words is "two billion, four hundred forty-nine million, seven hundred twenty thousand, one hundred seventy-nine".