84146280065 has 16 divisors (see below), whose sum is σ = 101189801856. Its totient is φ = 67174272000.

The previous prime is 84146280047. The next prime is 84146280067. The reversal of 84146280065 is 56008264148.

It is a happy number.

It is not a de Polignac number, because 84146280065 - 2³⁴ = 66966410881 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84146279998 and 84146280025.

It is not an unprimeable number, because it can be changed into a prime (84146280067) 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, 14132129 + ... + 14138081.

It is an arithmetic number, because the mean of its divisors is an integer number (6324362616).

Almost surely, 2^84146280065 is an apocalyptic number.

It is an amenable number.

84146280065 is a deficient number, since it is larger than the sum of its proper divisors (17043521791).

84146280065 is a wasteful number, since it uses less digits than its factorization.

84146280065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11480.

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 84146280065 in words is "eighty-four billion, one hundred forty-six million, two hundred eighty thousand, sixty-five".