41172820413 has 4 divisors (see below), whose sum is σ = 54897093888. Its totient is φ = 27448546940.

The previous prime is 41172820363. The next prime is 41172820427. The reversal of 41172820413 is 31402827114.

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 41172820413 - 2¹² = 41172816317 is a prime.

It is a super-2 number, since 2×41172820413² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41172820433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6862136733 + ... + 6862136738.

It is an arithmetic number, because the mean of its divisors is an integer number (13724273472).

Almost surely, 2^41172820413 is an apocalyptic number.

It is an amenable number.

41172820413 is a deficient number, since it is larger than the sum of its proper divisors (13724273475).

41172820413 is a wasteful number, since it uses less digits than its factorization.

41172820413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13724273474.

The product of its (nonzero) digits is 10752, while the sum is 33.

The spelling of 41172820413 in words is "forty-one billion, one hundred seventy-two million, eight hundred twenty thousand, four hundred thirteen".