84275144073 has 24 divisors (see below), whose sum is σ = 122079428640. Its totient is φ = 56022626880.

The previous prime is 84275144071. The next prime is 84275144171. The reversal of 84275144073 is 37044157248.

84275144073 is a `hidden beast` number, since 8 + 4 + 27 + 514 + 40 + 73 = 666.

It is not a de Polignac number, because 84275144073 - 2¹ = 84275144071 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84275144071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17088418 + ... + 17093348.

It is an arithmetic number, because the mean of its divisors is an integer number (5086642860).

Almost surely, 2^84275144073 is an apocalyptic number.

It is an amenable number.

84275144073 is a deficient number, since it is larger than the sum of its proper divisors (37804284567).

84275144073 is a wasteful number, since it uses less digits than its factorization.

84275144073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9989 (or 9986 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The spelling of 84275144073 in words is "eighty-four billion, two hundred seventy-five million, one hundred forty-four thousand, seventy-three".