41278299525 has 36 divisors (see below), whose sum is σ = 77148553248. Its totient is φ = 21057912480.

The previous prime is 41278299509. The next prime is 41278299533. The reversal of 41278299525 is 52599287214.

41278299525 is a `hidden beast` number, since 4 + 1 + 27 + 8 + 2 + 99 + 525 = 666.

It is not a de Polignac number, because 41278299525 - 2⁴ = 41278299509 is a prime.

It is a congruent 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 35 ways as a sum of consecutive naturals, for example, 3983067 + ... + 3993416.

It is an arithmetic number, because the mean of its divisors is an integer number (2143015368).

Almost surely, 2^41278299525 is an apocalyptic number.

41278299525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41278299525 is a deficient number, since it is larger than the sum of its proper divisors (35870253723).

41278299525 is a wasteful number, since it uses less digits than its factorization.

41278299525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7976522 (or 7976514 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 54.

The spelling of 41278299525 in words is "forty-one billion, two hundred seventy-eight million, two hundred ninety-nine thousand, five hundred twenty-five".