26793823550 has 144 divisors (see below), whose sum is σ = 58061283840. Its totient is φ = 9133259520.

The previous prime is 26793823543. The next prime is 26793823561. The reversal of 26793823550 is 5532839762.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 9970307 + ... + 9972993.

It is an arithmetic number, because the mean of its divisors is an integer number (403203360).

Almost surely, 2^26793823550 is an apocalyptic number.

26793823550 is an abundant number, since it is smaller than the sum of its proper divisors (31267460290).

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

26793823550 is a wasteful number, since it uses less digits than its factorization.

26793823550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2787 (or 2759 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 26793823550 in words is "twenty-six billion, seven hundred ninety-three million, eight hundred twenty-three thousand, five hundred fifty".