41665056615 has 320 divisors, whose sum is σ = 95825866752. Its totient is φ = 16852147200.

The previous prime is 41665056599. The next prime is 41665056647. The reversal of 41665056615 is 51665056614.

41665056615 is a `hidden beast` number, since 4 + 16 + 65 + 0 + 566 + 15 = 666.

It is not a de Polignac number, because 41665056615 - 2⁴ = 41665056599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 96670450 + ... + 96670880.

Almost surely, 2^41665056615 is an apocalyptic number.

41665056615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

41665056615 is an abundant number, since it is smaller than the sum of its proper divisors (54160810137).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41665056615 is a wasteful number, since it uses less digits than its factorization.

41665056615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572 (or 563 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 45.

Subtracting 41665056615 from its reverse (51665056614), we obtain a palindrome (9999999999).

The spelling of 41665056615 in words is "forty-one billion, six hundred sixty-five million, fifty-six thousand, six hundred fifteen".