25326275505 has 32 divisors (see below), whose sum is σ = 41981760000. Its totient is φ = 13022161152.

The previous prime is 25326275501. The next prime is 25326275509. The reversal of 25326275505 is 50557262352.

It is an interprime number because it is at equal distance from previous prime (25326275501) and next prime (25326275509).

It is not a de Polignac number, because 25326275505 - 2² = 25326275501 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25326275501) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 251496 + ... + 337494.

It is an arithmetic number, because the mean of its divisors is an integer number (1311930000).

Almost surely, 2^25326275505 is an apocalyptic number.

It is an amenable number.

25326275505 is a deficient number, since it is larger than the sum of its proper divisors (16655484495).

25326275505 is a wasteful number, since it uses less digits than its factorization.

25326275505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86713.

The product of its (nonzero) digits is 630000, while the sum is 42.

The spelling of 25326275505 in words is "twenty-five billion, three hundred twenty-six million, two hundred seventy-five thousand, five hundred five".