41591135505261 has 8 divisors (see below), whose sum is σ = 55457278488864. Its totient is φ = 27726208095920.

The previous prime is 41591135505253. The next prime is 41591135505317. The reversal of 41591135505261 is 16250553119514.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41591135505261 - 2³ = 41591135505253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41591135505261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41591135505221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303813726 + ... + 303950591.

It is an arithmetic number, because the mean of its divisors is an integer number (6932159811108).

Almost surely, 2^{41591135505261} is an apocalyptic number.

It is an amenable number.

41591135505261 is a deficient number, since it is larger than the sum of its proper divisors (13866142983603).

41591135505261 is a wasteful number, since it uses less digits than its factorization.

41591135505261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 607787131.

The product of its (nonzero) digits is 810000, while the sum is 48.

The spelling of 41591135505261 in words is "forty-one trillion, five hundred ninety-one billion, one hundred thirty-five million, five hundred five thousand, two hundred sixty-one".