2640126030 has 32 divisors (see below), whose sum is σ = 6423106464. Its totient is φ = 694388736.

The previous prime is 2640126023. The next prime is 2640126031. The reversal of 2640126030 is 306210462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2640126031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 600579 + ... + 604958.

It is an arithmetic number, because the mean of its divisors is an integer number (200722077).

Almost surely, 2^2640126030 is an apocalyptic number.

2640126030 is an abundant number, since it is smaller than the sum of its proper divisors (3782980434).

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

2640126030 is a wasteful number, since it uses less digits than its factorization.

2640126030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1205620.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2640126030 is about 51382.1567277980. The cubic root of 2640126030 is about 1382.1066385977.

Adding to 2640126030 its reverse (306210462), we get a palindrome (2946336492).

The spelling of 2640126030 in words is "two billion, six hundred forty million, one hundred twenty-six thousand, thirty".