106718718645 has 320 divisors, whose sum is σ = 257971101696. Its totient is φ = 40844113920.

The previous prime is 106718718643. The next prime is 106718718653. The reversal of 106718718645 is 546817817601.

It is not a de Polignac number, because 106718718645 - 2¹ = 106718718643 is a prime.

It is a super-2 number, since 2×106718718645² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106718718591 and 106718718600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106718718643) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 24914674 + ... + 24918956.

Almost surely, 2^106718718645 is an apocalyptic number.

106718718645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106718718645 is an abundant number, since it is smaller than the sum of its proper divisors (151252383051).

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

106718718645 is a wasteful number, since it uses less digits than its factorization.

106718718645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4382 (or 4373 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 54.

The spelling of 106718718645 in words is "one hundred six billion, seven hundred eighteen million, seven hundred eighteen thousand, six hundred forty-five".