2493544765 has 16 divisors (see below), whose sum is σ = 3067542576. Its totient is φ = 1944716800.

The previous prime is 2493544733. The next prime is 2493544771. The reversal of 2493544765 is 5674453942.

It can be written as a sum of positive squares in 8 ways, for example, as 595896921 + 1897647844 = 24411^2 + 43562^2 .

It is not a de Polignac number, because 2493544765 - 2⁵ = 2493544733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326895 + ... + 334435.

It is an arithmetic number, because the mean of its divisors is an integer number (191721411).

Almost surely, 2^2493544765 is an apocalyptic number.

It is an amenable number.

2493544765 is a deficient number, since it is larger than the sum of its proper divisors (573997811).

2493544765 is a wasteful number, since it uses less digits than its factorization.

2493544765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9200.

The product of its digits is 3628800, while the sum is 49.

The square root of 2493544765 is about 49935.4059260561. The cubic root of 2493544765 is about 1356.0396545241.

The spelling of 2493544765 in words is "two billion, four hundred ninety-three million, five hundred forty-four thousand, seven hundred sixty-five".