26128792504 has 8 divisors (see below), whose sum is σ = 48991485960. Its totient is φ = 13064396248.

The previous prime is 26128792489. The next prime is 26128792513. The reversal of 26128792504 is 40529782162.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 1633049524 + ... + 1633049539.

It is an arithmetic number, because the mean of its divisors is an integer number (6123935745).

Almost surely, 2^26128792504 is an apocalyptic number.

It is an amenable number.

26128792504 is a deficient number, since it is larger than the sum of its proper divisors (22862693456).

26128792504 is a wasteful number, since it uses less digits than its factorization.

26128792504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3266099069 (or 3266099065 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 26128792504 in words is "twenty-six billion, one hundred twenty-eight million, seven hundred ninety-two thousand, five hundred four".