41627018561 has 4 divisors (see below), whose sum is σ = 41631058224. Its totient is φ = 41622978900.

The previous prime is 41627018527. The next prime is 41627018591. The reversal of 41627018561 is 16581072614.

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-41627018561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41627018591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2004335 + ... + 2024996.

It is an arithmetic number, because the mean of its divisors is an integer number (10407764556).

Almost surely, 2^41627018561 is an apocalyptic number.

It is an amenable number.

41627018561 is a deficient number, since it is larger than the sum of its proper divisors (4039663).

41627018561 is a wasteful number, since it uses less digits than its factorization.

41627018561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039662.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 41627018561 in words is "forty-one billion, six hundred twenty-seven million, eighteen thousand, five hundred sixty-one".