84754238145 has 16 divisors (see below), whose sum is σ = 139271830080. Its totient is φ = 43980577344.

The previous prime is 84754238131. The next prime is 84754238203. The reversal of 84754238145 is 54183245748.

It is not a de Polignac number, because 84754238145 - 2¹⁷ = 84754107073 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76354615 + ... + 76355724.

It is an arithmetic number, because the mean of its divisors is an integer number (8704489380).

Almost surely, 2^84754238145 is an apocalyptic number.

It is an amenable number.

84754238145 is a deficient number, since it is larger than the sum of its proper divisors (54517591935).

84754238145 is a wasteful number, since it uses less digits than its factorization.

84754238145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152710384.

The product of its digits is 4300800, while the sum is 51.

The spelling of 84754238145 in words is "eighty-four billion, seven hundred fifty-four million, two hundred thirty-eight thousand, one hundred forty-five".