40525535525 has 12 divisors (see below), whose sum is σ = 50270449152. Its totient is φ = 32408309040.

The previous prime is 40525535489. The next prime is 40525535549. The reversal of 40525535525 is 52553552504.

It is not a de Polignac number, because 40525535525 - 2¹⁰ = 40525534501 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 234467 + ... + 368816.

It is an arithmetic number, because the mean of its divisors is an integer number (4189204096).

Almost surely, 2^40525535525 is an apocalyptic number.

It is an amenable number.

40525535525 is a deficient number, since it is larger than the sum of its proper divisors (9744913627).

40525535525 is a wasteful number, since it uses less digits than its factorization.

40525535525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605980 (or 605975 counting only the distinct ones).

The product of its (nonzero) digits is 750000, while the sum is 41.

The spelling of 40525535525 in words is "forty billion, five hundred twenty-five million, five hundred thirty-five thousand, five hundred twenty-five".