2660126505630 has 64 divisors (see below), whose sum is σ = 7112879889408. Its totient is φ = 631158316160.

The previous prime is 2660126505623. The next prime is 2660126505691. The reversal of 2660126505630 is 365056210662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85739697 + ... + 85770716.

It is an arithmetic number, because the mean of its divisors is an integer number (111138748272).

Almost surely, 2^{2660126505630} is an apocalyptic number.

2660126505630 is an abundant number, since it is smaller than the sum of its proper divisors (4452753383778).

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

2660126505630 is a wasteful number, since it uses less digits than its factorization.

2660126505630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171510481.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 2660126505630 in words is "two trillion, six hundred sixty billion, one hundred twenty-six million, five hundred five thousand, six hundred thirty".