106401346665 has 16 divisors (see below), whose sum is σ = 180256399488. Its totient is φ = 53409303296.

The previous prime is 106401346657. The next prime is 106401346669. The reversal of 106401346665 is 566643104601.

It is a cyclic number.

It is not a de Polignac number, because 106401346665 - 2³ = 106401346657 is a prime.

It is a super-2 number, since 2×106401346665² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106401346669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208629837 + ... + 208630346.

It is an arithmetic number, because the mean of its divisors is an integer number (11266024968).

Almost surely, 2^106401346665 is an apocalyptic number.

106401346665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106401346665 is a deficient number, since it is larger than the sum of its proper divisors (73855052823).

106401346665 is a wasteful number, since it uses less digits than its factorization.

106401346665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417260208.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 106401346665 in words is "one hundred six billion, four hundred one million, three hundred forty-six thousand, six hundred sixty-five".