84132625818145 has 8 divisors (see below), whose sum is σ = 101852594796456. Its totient is φ = 66710471444736.

The previous prime is 84132625818127. The next prime is 84132625818173. The reversal of 84132625818145 is 54181852623148.

It can be written as a sum of positive squares in 4 ways, for example, as 10324063019664 + 73808562798481 = 3213108^2 + 8591191^2 .

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 84132625818145 - 2⁵ = 84132625818113 is a prime.

It is a super-2 number, since 2×84132625818145² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84132625818145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74453650602 + ... + 74453651731.

It is an arithmetic number, because the mean of its divisors is an integer number (12731574349557).

Almost surely, 2^{84132625818145} is an apocalyptic number.

It is an amenable number.

84132625818145 is a deficient number, since it is larger than the sum of its proper divisors (17719968978311).

84132625818145 is a wasteful number, since it uses less digits than its factorization.

84132625818145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148907302451.

The product of its digits is 14745600, while the sum is 58.

The spelling of 84132625818145 in words is "eighty-four trillion, one hundred thirty-two billion, six hundred twenty-five million, eight hundred eighteen thousand, one hundred forty-five".