26087745503 has 12 divisors (see below), whose sum is σ = 27654427800. Its totient is φ = 24605753616.

The previous prime is 26087745493. The next prime is 26087745527. The reversal of 26087745503 is 30554778062.

It is not a de Polignac number, because 26087745503 - 2⁸ = 26087745247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26087745703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77228 + ... + 241121.

It is an arithmetic number, because the mean of its divisors is an integer number (2304535650).

Almost surely, 2^26087745503 is an apocalyptic number.

26087745503 is a deficient number, since it is larger than the sum of its proper divisors (1566682297).

26087745503 is a wasteful number, since it uses less digits than its factorization.

26087745503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318614 (or 318595 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 47.

The spelling of 26087745503 in words is "twenty-six billion, eighty-seven million, seven hundred forty-five thousand, five hundred three".