26124798263 has 4 divisors (see below), whose sum is σ = 27661551120. Its totient is φ = 24588045408.

The previous prime is 26124798223. The next prime is 26124798281. The reversal of 26124798263 is 36289742162.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 26124798263 - 2¹⁰ = 26124797239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26124798223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 768376403 + ... + 768376436.

It is an arithmetic number, because the mean of its divisors is an integer number (6915387780).

Almost surely, 2^26124798263 is an apocalyptic number.

26124798263 is a deficient number, since it is larger than the sum of its proper divisors (1536752857).

26124798263 is a wasteful number, since it uses less digits than its factorization.

26124798263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1536752856.

The product of its digits is 1741824, while the sum is 50.

The spelling of 26124798263 in words is "twenty-six billion, one hundred twenty-four million, seven hundred ninety-eight thousand, two hundred sixty-three".