40525121200 has 30 divisors (see below), whose sum is σ = 97361604644. Its totient is φ = 16210048320.

The previous prime is 40525121177. The next prime is 40525121207. The reversal of 40525121200 is 212152504.

It is not an unprimeable number, because it can be changed into a prime (40525121207) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 50656002 + ... + 50656801.

Almost surely, 2^40525121200 is an apocalyptic number.

40525121200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40525121200 is an abundant number, since it is smaller than the sum of its proper divisors (56836483444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40525121200 is a wasteful number, since it uses less digits than its factorization.

40525121200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101312821 (or 101312810 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 40525121200 its reverse (212152504), we get a palindrome (40737273704).

The spelling of 40525121200 in words is "forty billion, five hundred twenty-five million, one hundred twenty-one thousand, two hundred".