84640808012484 has 96 divisors (see below), whose sum is σ = 208989649032192. Its totient is φ = 26618252544000.

The previous prime is 84640808012447. The next prime is 84640808012533. The reversal of 84640808012484 is 48421080804648.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19053784 + ... + 23072240.

It is an arithmetic number, because the mean of its divisors is an integer number (2176975510752).

Almost surely, 2^{84640808012484} is an apocalyptic number.

It is an amenable number.

84640808012484 is an abundant number, since it is smaller than the sum of its proper divisors (124348841019708).

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

84640808012484 is a wasteful number, since it uses less digits than its factorization.

84640808012484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019917 (or 4019915 counting only the distinct ones).

The product of its (nonzero) digits is 12582912, while the sum is 57.

The spelling of 84640808012484 in words is "eighty-four trillion, six hundred forty billion, eight hundred eight million, twelve thousand, four hundred eighty-four".