84040044808320 has 128 divisors (see below), whose sum is σ = 297641825424000. Its totient is φ = 22410678610944.

The previous prime is 84040044808283. The next prime is 84040044808441. The reversal of 84040044808320 is 2380844004048.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 2431696980 + ... + 2431731539.

It is an arithmetic number, because the mean of its divisors is an integer number (2325326761125).

Almost surely, 2^{84040044808320} is an apocalyptic number.

84040044808320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84040044808320 is an abundant number, since it is smaller than the sum of its proper divisors (213601780615680).

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

84040044808320 is a wasteful number, since it uses less digits than its factorization.

84040044808320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4863428547 (or 4863428529 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 45.

The spelling of 84040044808320 in words is "eighty-four trillion, forty billion, forty-four million, eight hundred eight thousand, three hundred twenty".