2495756009 has 8 divisors (see below), whose sum is σ = 2657331360. Its totient is φ = 2335821376.

The previous prime is 2495755993. The next prime is 2495756017. The reversal of 2495756009 is 9006575942.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2495756009 - 2⁴ = 2495755993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2495756069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407039 + ... + 413124.

It is an arithmetic number, because the mean of its divisors is an integer number (332166420).

Almost surely, 2^2495756009 is an apocalyptic number.

It is an amenable number.

2495756009 is a deficient number, since it is larger than the sum of its proper divisors (161575351).

2495756009 is a wasteful number, since it uses less digits than its factorization.

2495756009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820359.

The product of its (nonzero) digits is 680400, while the sum is 47.

The square root of 2495756009 is about 49957.5420632361. The cubic root of 2495756009 is about 1356.4403757081.

The spelling of 2495756009 in words is "two billion, four hundred ninety-five million, seven hundred fifty-six thousand, nine".