41689345551 has 16 divisors (see below), whose sum is σ = 64421365248. Its totient is φ = 23486954400.

The previous prime is 41689345547. The next prime is 41689345561. The reversal of 41689345551 is 15554398614.

It is not a de Polignac number, because 41689345551 - 2² = 41689345547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 41689345494 and 41689345503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41689345561) 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 15 ways as a sum of consecutive naturals, for example, 13978840 + ... + 13981821.

It is an arithmetic number, because the mean of its divisors is an integer number (4026335328).

Almost surely, 2^41689345551 is an apocalyptic number.

41689345551 is a deficient number, since it is larger than the sum of its proper divisors (22732019697).

41689345551 is a wasteful number, since it uses less digits than its factorization.

41689345551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27960742.

The product of its digits is 2592000, while the sum is 51.

The spelling of 41689345551 in words is "forty-one billion, six hundred eighty-nine million, three hundred forty-five thousand, five hundred fifty-one".