2492666138522 has 16 divisors (see below), whose sum is σ = 4333327051392. Its totient is φ = 1053239213040.

The previous prime is 2492666138461. The next prime is 2492666138531. The reversal of 2492666138522 is 2258316662942.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1253855213 + ... + 1253857200.

It is an arithmetic number, because the mean of its divisors is an integer number (270832940712).

Almost surely, 2^{2492666138522} is an apocalyptic number.

2492666138522 is a deficient number, since it is larger than the sum of its proper divisors (1840660912870).

2492666138522 is a wasteful number, since it uses less digits than its factorization.

2492666138522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507712493.

The product of its digits is 14929920, while the sum is 56.

The spelling of 2492666138522 in words is "two trillion, four hundred ninety-two billion, six hundred sixty-six million, one hundred thirty-eight thousand, five hundred twenty-two".