26253164136542 has 16 divisors (see below), whose sum is σ = 45019259364192. Its totient is φ = 11247897276000.

The previous prime is 26253164136491. The next prime is 26253164136553. The reversal of 26253164136542 is 24563146135262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288184709 + ... + 288275792.

It is an arithmetic number, because the mean of its divisors is an integer number (2813703710262).

Almost surely, 2^{26253164136542} is an apocalyptic number.

26253164136542 is a deficient number, since it is larger than the sum of its proper divisors (18766095227650).

26253164136542 is a wasteful number, since it uses less digits than its factorization.

26253164136542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 576463763.

The product of its digits is 6220800, while the sum is 50.

The spelling of 26253164136542 in words is "twenty-six trillion, two hundred fifty-three billion, one hundred sixty-four million, one hundred thirty-six thousand, five hundred forty-two".