105922917615945 has 16 divisors (see below), whose sum is σ = 169654503117312. Its totient is φ = 56432944417920.

The previous prime is 105922917615929. The next prime is 105922917615953. The reversal of 105922917615945 is 549516719229501.

It is not a de Polignac number, because 105922917615945 - 2⁴ = 105922917615929 is a prime.

It is a super-2 number, since 2×105922917615945² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3704879641 + ... + 3704908230.

It is an arithmetic number, because the mean of its divisors is an integer number (10603406444832).

Almost surely, 2^{105922917615945} is an apocalyptic number.

105922917615945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105922917615945 is a deficient number, since it is larger than the sum of its proper divisors (63731585501367).

105922917615945 is an equidigital number, since it uses as much as digits as its factorization.

105922917615945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7409788832.

The product of its (nonzero) digits is 61236000, while the sum is 66.

The spelling of 105922917615945 in words is "one hundred five trillion, nine hundred twenty-two billion, nine hundred seventeen million, six hundred fifteen thousand, nine hundred forty-five".