41399987677 has 16 divisors (see below), whose sum is σ = 42621344640. Its totient is φ = 40189139200.

The previous prime is 41399987659. The next prime is 41399987693. The reversal of 41399987677 is 77678999314.

It is a cyclic number.

It is not a de Polignac number, because 41399987677 - 2⁷ = 41399987549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41399987617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9663978 + ... + 9668260.

It is an arithmetic number, because the mean of its divisors is an integer number (2663834040).

Almost surely, 2^41399987677 is an apocalyptic number.

It is an amenable number.

41399987677 is a deficient number, since it is larger than the sum of its proper divisors (1221356963).

41399987677 is a wasteful number, since it uses less digits than its factorization.

41399987677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5444.

The product of its digits is 144027072, while the sum is 70.

The spelling of 41399987677 in words is "forty-one billion, three hundred ninety-nine million, nine hundred eighty-seven thousand, six hundred seventy-seven".