3816117506061 has 24 divisors (see below), whose sum is σ = 6301498344960. Its totient is φ = 2179989261216.

The previous prime is 3816117506057. The next prime is 3816117506081. The reversal of 3816117506061 is 1606057116183.

3816117506061 is a `hidden beast` number, since 3 + 81 + 6 + 1 + 1 + 7 + 506 + 0 + 61 = 666.

It is not a de Polignac number, because 3816117506061 - 2² = 3816117506057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3816117505998 and 3816117506016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3816117506081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8804950 + ... + 9228183.

It is an arithmetic number, because the mean of its divisors is an integer number (262562431040).

Almost surely, 2^{3816117506061} is an apocalyptic number.

It is an amenable number.

3816117506061 is a deficient number, since it is larger than the sum of its proper divisors (2485380838899).

3816117506061 is a wasteful number, since it uses less digits than its factorization.

3816117506061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18036505 (or 18036502 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 3816117506061 in words is "three trillion, eight hundred sixteen billion, one hundred seventeen million, five hundred six thousand, sixty-one".