84064404826 has 16 divisors (see below), whose sum is σ = 129076988544. Its totient is φ = 41042873664.

The previous prime is 84064404793. The next prime is 84064404961. The reversal of 84064404826 is 62840446048.

It is a super-2 number, since 2×84064404826² (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 7 ways as a sum of consecutive naturals, for example, 991980 + ... + 1073383.

It is an arithmetic number, because the mean of its divisors is an integer number (8067311784).

Almost surely, 2^84064404826 is an apocalyptic number.

84064404826 is a deficient number, since it is larger than the sum of its proper divisors (45012583718).

84064404826 is a wasteful number, since it uses less digits than its factorization.

84064404826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065845.

The product of its (nonzero) digits is 1179648, while the sum is 46.

The spelling of 84064404826 in words is "eighty-four billion, sixty-four million, four hundred four thousand, eight hundred twenty-six".