40525235505 has 48 divisors (see below), whose sum is σ = 71681450256. Its totient is φ = 21172369920.

The previous prime is 40525235497. The next prime is 40525235519. The reversal of 40525235505 is 50553252504.

40525235505 is a `hidden beast` number, since 4 + 0 + 52 + 52 + 3 + 550 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 2162529009 + 38362706496 = 46503^2 + 195864^2 .

It is not a de Polignac number, because 40525235505 - 2³ = 40525235497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40525235505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1544395 + ... + 1570415.

It is an arithmetic number, because the mean of its divisors is an integer number (1493363547).

Almost surely, 2^40525235505 is an apocalyptic number.

40525235505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40525235505 is a deficient number, since it is larger than the sum of its proper divisors (31156214751).

40525235505 is a wasteful number, since it uses less digits than its factorization.

40525235505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26738 (or 26735 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The spelling of 40525235505 in words is "forty billion, five hundred twenty-five million, two hundred thirty-five thousand, five hundred five".