84117312854470 has 32 divisors (see below), whose sum is σ = 175624035717888. Its totient is φ = 28409770480608.

The previous prime is 84117312854381. The next prime is 84117312854527. The reversal of 84117312854470 is 7445821371148.

It is a congruent number.

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, 8967725892 + ... + 8967735271.

It is an arithmetic number, because the mean of its divisors is an integer number (5488251116184).

Almost surely, 2^{84117312854470} is an apocalyptic number.

84117312854470 is an abundant number, since it is smaller than the sum of its proper divisors (91506722863418).

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

84117312854470 is a wasteful number, since it uses less digits than its factorization.

84117312854470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17935461244.

The product of its (nonzero) digits is 6021120, while the sum is 55.

The spelling of 84117312854470 in words is "eighty-four trillion, one hundred seventeen billion, three hundred twelve million, eight hundred fifty-four thousand, four hundred seventy".