26387046275 has 6 divisors (see below), whose sum is σ = 32719937412. Its totient is φ = 21109637000.

The previous prime is 26387046239. The next prime is 26387046293. The reversal of 26387046275 is 57264078362.

It is not a de Polignac number, because 26387046275 - 2⁶ = 26387046211 is a prime.

It is a super-2 number, since 2×26387046275² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 527740901 + ... + 527740950.

It is an arithmetic number, because the mean of its divisors is an integer number (5453322902).

Almost surely, 2^26387046275 is an apocalyptic number.

26387046275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

26387046275 is a deficient number, since it is larger than the sum of its proper divisors (6332891137).

26387046275 is a wasteful number, since it uses less digits than its factorization.

26387046275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055481861 (or 1055481856 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 26387046275 in words is "twenty-six billion, three hundred eighty-seven million, forty-six thousand, two hundred seventy-five".