84800039121 has 12 divisors (see below), whose sum is σ = 139987366272. Its totient is φ = 48457165176.

The previous prime is 84800039101. The next prime is 84800039147. The reversal of 84800039121 is 12193000848.

It is not a de Polignac number, because 84800039121 - 2³⁴ = 67620169937 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (84800039101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 673016121 + ... + 673016246.

It is an arithmetic number, because the mean of its divisors is an integer number (11665613856).

Almost surely, 2^84800039121 is an apocalyptic number.

It is an amenable number.

84800039121 is a deficient number, since it is larger than the sum of its proper divisors (55187327151).

84800039121 is a wasteful number, since it uses less digits than its factorization.

84800039121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1346032380 (or 1346032377 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

Adding to 84800039121 its reverse (12193000848), we get a palindrome (96993039969).

The spelling of 84800039121 in words is "eighty-four billion, eight hundred million, thirty-nine thousand, one hundred twenty-one".