2640076026 has 16 divisors (see below), whose sum is σ = 6034459584. Its totient is φ = 754307424.

The previous prime is 2640076003. The next prime is 2640076027. The reversal of 2640076026 is 6206700462.

It is not an unprimeable number, because it can be changed into a prime (2640076027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31429435 + ... + 31429518.

It is an arithmetic number, because the mean of its divisors is an integer number (377153724).

Almost surely, 2^2640076026 is an apocalyptic number.

2640076026 is an abundant number, since it is smaller than the sum of its proper divisors (3394383558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2640076026 is a wasteful number, since it uses less digits than its factorization.

2640076026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62858965.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 2640076026 is about 51381.6701363434. The cubic root of 2640076026 is about 1382.0979128405.

Adding to 2640076026 its reverse (6206700462), we get a palindrome (8846776488).

The spelling of 2640076026 in words is "two billion, six hundred forty million, seventy-six thousand, twenty-six".