84354179076 has 18 divisors (see below), whose sum is σ = 213228619422. Its totient is φ = 28118059680.

The previous prime is 84354179071. The next prime is 84354179083. The reversal of 84354179076 is 67097145348.

84354179076 is a `hidden beast` number, since 8 + 4 + 3 + 541 + 7 + 90 + 7 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 78109070400 + 6245108676 = 279480^2 + 79026^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (84354179071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1171585785 + ... + 1171585856.

Almost surely, 2^84354179076 is an apocalyptic number.

It is an amenable number.

84354179076 is an abundant number, since it is smaller than the sum of its proper divisors (128874440346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84354179076 is a wasteful number, since it uses less digits than its factorization.

84354179076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343171651 (or 2343171646 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 84354179076 in words is "eighty-four billion, three hundred fifty-four million, one hundred seventy-nine thousand, seventy-six".