2496551149 has 4 divisors (see below), whose sum is σ = 2518644636. Its totient is φ = 2474457664.

The previous prime is 2496551129. The next prime is 2496551153. The reversal of 2496551149 is 9411556942.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9411556942 = 2 ⋅4705778471.

It can be written as a sum of positive squares in 2 ways, for example, as 935748100 + 1560803049 = 30590^2 + 39507^2 .

It is a cyclic number.

It is not a de Polignac number, because 2496551149 - 2⁷ = 2496551021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2496551099 and 2496551108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2496551129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11046574 + ... + 11046799.

It is an arithmetic number, because the mean of its divisors is an integer number (629661159).

Almost surely, 2^2496551149 is an apocalyptic number.

It is an amenable number.

2496551149 is a deficient number, since it is larger than the sum of its proper divisors (22093487).

2496551149 is a wasteful number, since it uses less digits than its factorization.

2496551149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22093486.

The product of its digits is 388800, while the sum is 46.

The square root of 2496551149 is about 49965.4995872152. The cubic root of 2496551149 is about 1356.5844129557.

The spelling of 2496551149 in words is "two billion, four hundred ninety-six million, five hundred fifty-one thousand, one hundred forty-nine".