84854916351 has 24 divisors (see below), whose sum is σ = 129049240320. Its totient is φ = 53580088656.

The previous prime is 84854916337. The next prime is 84854916379. The reversal of 84854916351 is 15361945848.

It is a happy number.

84854916351 is a `hidden beast` number, since 8 + 48 + 5 + 491 + 63 + 51 = 666.

It is not a de Polignac number, because 84854916351 - 2¹¹ = 84854914303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84854906351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 707580 + ... + 818766.

It is an arithmetic number, because the mean of its divisors is an integer number (5377051680).

Almost surely, 2^84854916351 is an apocalyptic number.

84854916351 is a deficient number, since it is larger than the sum of its proper divisors (44194323969).

84854916351 is a wasteful number, since it uses less digits than its factorization.

84854916351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115675 (or 115672 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

It can be divided in two parts, 848549 and 16351, that added together give a square (864900 = 930²).

The spelling of 84854916351 in words is "eighty-four billion, eight hundred fifty-four million, nine hundred sixteen thousand, three hundred fifty-one".