41625740857 has 4 divisors (see below), whose sum is σ = 41943494736. Its totient is φ = 41307986980.

The previous prime is 41625740843. The next prime is 41625740953. The reversal of 41625740857 is 75804752614.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 41625740857 - 2¹¹ = 41625738809 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41625740857.

It is not an unprimeable number, because it can be changed into a prime (41625740557) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 158876743 + ... + 158877004.

It is an arithmetic number, because the mean of its divisors is an integer number (10485873684).

Almost surely, 2^41625740857 is an apocalyptic number.

It is an amenable number.

41625740857 is a deficient number, since it is larger than the sum of its proper divisors (317753879).

41625740857 is a wasteful number, since it uses less digits than its factorization.

41625740857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317753878.

The product of its (nonzero) digits is 1881600, while the sum is 49.

The spelling of 41625740857 in words is "forty-one billion, six hundred twenty-five million, seven hundred forty thousand, eight hundred fifty-seven".