84800440039 has 16 divisors (see below), whose sum is σ = 97850612736. Its totient is φ = 71984642400.

The previous prime is 84800440013. The next prime is 84800440057. The reversal of 84800440039 is 93004400848.

It is a cyclic number.

It is not a de Polignac number, because 84800440039 - 2¹³ = 84800431847 is a prime.

It is a super-3 number, since 3×84800440039³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84800439983 and 84800440010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84800440099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2704029 + ... + 2735209.

It is an arithmetic number, because the mean of its divisors is an integer number (6115663296).

Almost surely, 2^84800440039 is an apocalyptic number.

84800440039 is a deficient number, since it is larger than the sum of its proper divisors (13050172697).

84800440039 is a wasteful number, since it uses less digits than its factorization.

84800440039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34926.

The product of its (nonzero) digits is 110592, while the sum is 40.

It can be divided in two parts, 84 and 800440039, that multiplied together give a palindrome (67236963276).

The spelling of 84800440039 in words is "eighty-four billion, eight hundred million, four hundred forty thousand, thirty-nine".