41556374893 has 4 divisors (see below), whose sum is σ = 45334227168. Its totient is φ = 37778522620.

The previous prime is 41556374809. The next prime is 41556374917. The reversal of 41556374893 is 39847365514.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-41556374893 is a prime.

It is a super-2 number, since 2×41556374893² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41556374593) 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 3 ways as a sum of consecutive naturals, for example, 1888926121 + ... + 1888926142.

It is an arithmetic number, because the mean of its divisors is an integer number (11333556792).

Almost surely, 2^41556374893 is an apocalyptic number.

It is an amenable number.

41556374893 is a deficient number, since it is larger than the sum of its proper divisors (3777852275).

41556374893 is a wasteful number, since it uses less digits than its factorization.

41556374893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3777852274.

The product of its digits is 10886400, while the sum is 55.

The spelling of 41556374893 in words is "forty-one billion, five hundred fifty-six million, three hundred seventy-four thousand, eight hundred ninety-three".