84106135645 has 8 divisors (see below), whose sum is σ = 115345557504. Its totient is φ = 57672778704.

The previous prime is 84106135643. The next prime is 84106135651. The reversal of 84106135645 is 54653160148.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84106135645 - 2¹ = 84106135643 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84106135643) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1201516189 + ... + 1201516258.

It is an arithmetic number, because the mean of its divisors is an integer number (14418194688).

Almost surely, 2^84106135645 is an apocalyptic number.

It is an amenable number.

84106135645 is a deficient number, since it is larger than the sum of its proper divisors (31239421859).

84106135645 is a wasteful number, since it uses less digits than its factorization.

84106135645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2403032459.

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 84106135645 in words is "eighty-four billion, one hundred six million, one hundred thirty-five thousand, six hundred forty-five".