41938699477 has 2 divisors, whose sum is σ = 41938699478. Its totient is φ = 41938699476.

The previous prime is 41938699459. The next prime is 41938699483. The reversal of 41938699477 is 77499683914.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34165455921 + 7773243556 = 184839^2 + 88166^2 .

It is a cyclic number.

It is not a de Polignac number, because 41938699477 - 2¹¹ = 41938697429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41938699177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20969349738 + 20969349739.

It is an arithmetic number, because the mean of its divisors is an integer number (20969349739).

Almost surely, 2^41938699477 is an apocalyptic number.

It is an amenable number.

41938699477 is a deficient number, since it is larger than the sum of its proper divisors (1).

41938699477 is an equidigital number, since it uses as much as digits as its factorization.

41938699477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82301184, while the sum is 67.

The spelling of 41938699477 in words is "forty-one billion, nine hundred thirty-eight million, six hundred ninety-nine thousand, four hundred seventy-seven".