84002742255 has 16 divisors (see below), whose sum is σ = 134411505120. Its totient is φ = 44799090048.

The previous prime is 84002742233. The next prime is 84002742361. The reversal of 84002742255 is 55224720048.

It is not a de Polignac number, because 84002742255 - 2¹⁵ = 84002709487 is a prime.

It is a congruent number.

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, 165889 + ... + 442181.

It is an arithmetic number, because the mean of its divisors is an integer number (8400719070).

Almost surely, 2^84002742255 is an apocalyptic number.

84002742255 is a deficient number, since it is larger than the sum of its proper divisors (50408762865).

84002742255 is a wasteful number, since it uses less digits than its factorization.

84002742255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296570.

The product of its (nonzero) digits is 179200, while the sum is 39.

The spelling of 84002742255 in words is "eighty-four billion, two million, seven hundred forty-two thousand, two hundred fifty-five".