84000826427 has 32 divisors (see below), whose sum is σ = 97492623360. Its totient is φ = 70893688320.

The previous prime is 84000826421. The next prime is 84000826447. The reversal of 84000826427 is 72462800048.

It is not a de Polignac number, because 84000826427 - 2¹⁴ = 84000810043 is a prime.

It is a super-2 number, since 2×84000826427² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84000826421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 63300638 + ... + 63301964.

It is an arithmetic number, because the mean of its divisors is an integer number (3046644480).

Almost surely, 2^84000826427 is an apocalyptic number.

84000826427 is a deficient number, since it is larger than the sum of its proper divisors (13491796933).

84000826427 is a wasteful number, since it uses less digits than its factorization.

84000826427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971.

The product of its (nonzero) digits is 172032, while the sum is 41.

The spelling of 84000826427 in words is "eighty-four billion, eight hundred twenty-six thousand, four hundred twenty-seven".