2648511836 has 12 divisors (see below), whose sum is σ = 4643795520. Its totient is φ = 1321713120.

The previous prime is 2648511769. The next prime is 2648511839. The reversal of 2648511836 is 6381158462.

It is a super-2 number, since 2×2648511836² = 14029229890864181792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2648511839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633356 + ... + 637523.

It is an arithmetic number, because the mean of its divisors is an integer number (386982960).

Almost surely, 2^2648511836 is an apocalyptic number.

It is an amenable number.

2648511836 is a deficient number, since it is larger than the sum of its proper divisors (1995283684).

2648511836 is a wasteful number, since it uses less digits than its factorization.

2648511836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271404 (or 1271402 counting only the distinct ones).

The product of its digits is 276480, while the sum is 44.

The square root of 2648511836 is about 51463.6943485405. The cubic root of 2648511836 is about 1383.5684158600.

The spelling of 2648511836 in words is "two billion, six hundred forty-eight million, five hundred eleven thousand, eight hundred thirty-six".