84004671298 has 4 divisors (see below), whose sum is σ = 126007006950. Its totient is φ = 42002335648.

The previous prime is 84004671293. The next prime is 84004671337. The reversal of 84004671298 is 89217640048.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 73076686929 + 10927984369 = 270327^2 + 104537^2 .

It is not an unprimeable number, because it can be changed into a prime (84004671293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21001167823 + ... + 21001167826.

Almost surely, 2^84004671298 is an apocalyptic number.

84004671298 is a deficient number, since it is larger than the sum of its proper divisors (42002335652).

84004671298 is a wasteful number, since it uses less digits than its factorization.

84004671298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42002335651.

The product of its (nonzero) digits is 774144, while the sum is 49.

The spelling of 84004671298 in words is "eighty-four billion, four million, six hundred seventy-one thousand, two hundred ninety-eight".