84398279682 has 32 divisors (see below), whose sum is σ = 173407526784. Its totient is φ = 27364694400.

The previous prime is 84398279639. The next prime is 84398279711. The reversal of 84398279682 is 28697289348.

It is a super-2 number, since 2×84398279682² (a number of 23 digits) contains 22 as substring.

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, 763182 + ... + 866742.

It is an arithmetic number, because the mean of its divisors is an integer number (5418985212).

Almost surely, 2^84398279682 is an apocalyptic number.

84398279682 is an abundant number, since it is smaller than the sum of its proper divisors (89009247102).

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

84398279682 is a wasteful number, since it uses less digits than its factorization.

84398279682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107274.

The product of its digits is 83607552, while the sum is 66.

The spelling of 84398279682 in words is "eighty-four billion, three hundred ninety-eight million, two hundred seventy-nine thousand, six hundred eighty-two".