41340644511 has 4 divisors (see below), whose sum is σ = 55120859352. Its totient is φ = 27560429672.

The previous prime is 41340644497. The next prime is 41340644539. The reversal of 41340644511 is 11544604314.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41340644511 - 2²³ = 41332255903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41340604511) 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, 6890107416 + ... + 6890107421.

It is an arithmetic number, because the mean of its divisors is an integer number (13780214838).

Almost surely, 2^41340644511 is an apocalyptic number.

41340644511 is a deficient number, since it is larger than the sum of its proper divisors (13780214841).

41340644511 is a wasteful number, since it uses less digits than its factorization.

41340644511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13780214840.

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 41340644511 in words is "forty-one billion, three hundred forty million, six hundred forty-four thousand, five hundred eleven".