26563152764 has 6 divisors (see below), whose sum is σ = 46485517344. Its totient is φ = 13281576380.

The previous prime is 26563152713. The next prime is 26563152779. The reversal of 26563152764 is 46725136562.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3320394092 + ... + 3320394099.

It is an arithmetic number, because the mean of its divisors is an integer number (7747586224).

Almost surely, 2^26563152764 is an apocalyptic number.

It is an amenable number.

26563152764 is a deficient number, since it is larger than the sum of its proper divisors (19922364580).

26563152764 is a wasteful number, since it uses less digits than its factorization.

26563152764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6640788195 (or 6640788193 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 47.

The spelling of 26563152764 in words is "twenty-six billion, five hundred sixty-three million, one hundred fifty-two thousand, seven hundred sixty-four".