2496667689 has 12 divisors (see below), whose sum is σ = 3616518516. Its totient is φ = 1659727872.

The previous prime is 2496667631. The next prime is 2496667703. The reversal of 2496667689 is 9867666942.

It can be written as a sum of positive squares in 2 ways, for example, as 994330089 + 1502337600 = 31533^2 + 38760^2 .

It is not a de Polignac number, because 2496667689 - 2²⁸ = 2228232233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2496667609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 389752 + ... + 396105.

It is an arithmetic number, because the mean of its divisors is an integer number (301376543).

Almost surely, 2^2496667689 is an apocalyptic number.

It is an amenable number.

2496667689 is a deficient number, since it is larger than the sum of its proper divisors (1119850827).

2496667689 is a wasteful number, since it uses less digits than its factorization.

2496667689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786216 (or 786213 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 63.

The square root of 2496667689 is about 49966.6657782966. The cubic root of 2496667689 is about 1356.6055212605.

The spelling of 2496667689 in words is "two billion, four hundred ninety-six million, six hundred sixty-seven thousand, six hundred eighty-nine".