2449937513 has 4 divisors (see below), whose sum is σ = 2506912848. Its totient is φ = 2392962180.

The previous prime is 2449937489. The next prime is 2449937527. The reversal of 2449937513 is 3157399442.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2449937513 - 2⁸ = 2449937257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2449937543) 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, 28487603 + ... + 28487688.

It is an arithmetic number, because the mean of its divisors is an integer number (626728212).

Almost surely, 2^2449937513 is an apocalyptic number.

It is an amenable number.

2449937513 is a deficient number, since it is larger than the sum of its proper divisors (56975335).

2449937513 is an equidigital number, since it uses as much as digits as its factorization.

2449937513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56975334.

The product of its digits is 816480, while the sum is 47.

The square root of 2449937513 is about 49496.8434650130. The cubic root of 2449937513 is about 1348.0882887416.

The spelling of 2449937513 in words is "two billion, four hundred forty-nine million, nine hundred thirty-seven thousand, five hundred thirteen".