2538326768 has 20 divisors (see below), whose sum is σ = 4920073488. Its totient is φ = 1268630400.

The previous prime is 2538326753. The next prime is 2538326783. The reversal of 2538326768 is 8676238352.

It is an interprime number because it is at equal distance from previous prime (2538326753) and next prime (2538326783).

It is a super-2 number, since 2×2538326768² = 12886205562290651648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 7493 + ... + 71643.

Almost surely, 2^2538326768 is an apocalyptic number.

It is an amenable number.

2538326768 is a deficient number, since it is larger than the sum of its proper divisors (2381746720).

2538326768 is a wasteful number, since it uses less digits than its factorization.

2538326768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66632 (or 66626 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 50.

The square root of 2538326768 is about 50381.8098920632. The cubic root of 2538326768 is about 1364.1093212231.

The spelling of 2538326768 in words is "two billion, five hundred thirty-eight million, three hundred twenty-six thousand, seven hundred sixty-eight".