40251050201525 has 6 divisors (see below), whose sum is σ = 49911302249922. Its totient is φ = 32200840161200.

The previous prime is 40251050201521. The next prime is 40251050201653. The reversal of 40251050201525 is 52510205015204.

It is a happy number.

40251050201525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 14378710373329 + 25872339828196 = 3791927^2 + 5086486^2 .

It is not a de Polignac number, because 40251050201525 - 2² = 40251050201521 is a prime.

It is a super-2 number, since 2×40251050201525² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40251050201491 and 40251050201500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40251050201521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 805021004006 + ... + 805021004055.

It is an arithmetic number, because the mean of its divisors is an integer number (8318550374987).

Almost surely, 2^{40251050201525} is an apocalyptic number.

It is an amenable number.

40251050201525 is a deficient number, since it is larger than the sum of its proper divisors (9660252048397).

40251050201525 is a wasteful number, since it uses less digits than its factorization.

40251050201525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610042008071 (or 1610042008066 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 32.

Adding to 40251050201525 its reverse (52510205015204), we get a palindrome (92761255216729).

The spelling of 40251050201525 in words is "forty trillion, two hundred fifty-one billion, fifty million, two hundred one thousand, five hundred twenty-five".