26325745281 has 40 divisors (see below), whose sum is σ = 42967862784. Its totient is φ = 15930211680.

The previous prime is 26325745253. The next prime is 26325745339. The reversal of 26325745281 is 18254752362.

26325745281 is a `hidden beast` number, since 2 + 6 + 325 + 7 + 45 + 281 = 666.

It is not a de Polignac number, because 26325745281 - 2⁶ = 26325745217 is a prime.

It is a super-2 number, since 2×26325745281² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (26325745681) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 559200 + ... + 604446.

Almost surely, 2^26325745281 is an apocalyptic number.

It is an amenable number.

26325745281 is a deficient number, since it is larger than the sum of its proper divisors (16642117503).

26325745281 is a wasteful number, since it uses less digits than its factorization.

26325745281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45923 (or 45914 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 26325745281 in words is "twenty-six billion, three hundred twenty-five million, seven hundred forty-five thousand, two hundred eighty-one".