84004800040 has 32 divisors (see below), whose sum is σ = 216012343680. Its totient is φ = 28801645632.

The previous prime is 84004800013. The next prime is 84004800101. The reversal of 84004800040 is 4000840048.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 84004799981 and 84004800008.

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, 150008292 + ... + 150008851.

It is an arithmetic number, because the mean of its divisors is an integer number (6750385740).

Almost surely, 2^84004800040 is an apocalyptic number.

It is an amenable number.

84004800040 is an abundant number, since it is smaller than the sum of its proper divisors (132007543640).

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

84004800040 is a wasteful number, since it uses less digits than its factorization.

84004800040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300017161 (or 300017157 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The spelling of 84004800040 in words is "eighty-four billion, four million, eight hundred thousand, forty".