106815790539 has 12 divisors (see below), whose sum is σ = 154719255600. Its totient is φ = 71012166864.

The previous prime is 106815790537. The next prime is 106815790591. The reversal of 106815790539 is 935097518601.

106815790539 is a `hidden beast` number, since 1 + 0 + 6 + 8 + 15 + 7 + 90 + 539 = 666.

It is not a de Polignac number, because 106815790539 - 2¹ = 106815790537 is a prime.

It is a super-2 number, since 2×106815790539² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106815790531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16526604 + ... + 16533065.

It is an arithmetic number, because the mean of its divisors is an integer number (12893271300).

Almost surely, 2^106815790539 is an apocalyptic number.

106815790539 is a deficient number, since it is larger than the sum of its proper divisors (47903465061).

106815790539 is a wasteful number, since it uses less digits than its factorization.

106815790539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33060034 (or 33060031 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 54.

The spelling of 106815790539 in words is "one hundred six billion, eight hundred fifteen million, seven hundred ninety thousand, five hundred thirty-nine".