41781473623 has 4 divisors (see below), whose sum is σ = 42569803368. Its totient is φ = 40993143880.

The previous prime is 41781473609. The next prime is 41781473707. The reversal of 41781473623 is 32637418714.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32637418714 = 2 ⋅16318709357.

It is a cyclic number.

It is not a de Polignac number, because 41781473623 - 2¹³ = 41781465431 is a prime.

It is a super-2 number, since 2×41781473623² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41781473603) 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, 394164793 + ... + 394164898.

It is an arithmetic number, because the mean of its divisors is an integer number (10642450842).

Almost surely, 2^41781473623 is an apocalyptic number.

41781473623 is a deficient number, since it is larger than the sum of its proper divisors (788329745).

41781473623 is an equidigital number, since it uses as much as digits as its factorization.

41781473623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788329744.

The product of its digits is 677376, while the sum is 46.

The spelling of 41781473623 in words is "forty-one billion, seven hundred eighty-one million, four hundred seventy-three thousand, six hundred twenty-three".