84271875964 has 6 divisors (see below), whose sum is σ = 147475782944. Its totient is φ = 42135937980.

The previous prime is 84271875913. The next prime is 84271875973. The reversal of 84271875964 is 46957817248.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10533984492 + ... + 10533984499.

Almost surely, 2^84271875964 is an apocalyptic number.

It is an amenable number.

84271875964 is a deficient number, since it is larger than the sum of its proper divisors (63203906980).

84271875964 is a wasteful number, since it uses less digits than its factorization.

84271875964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21067968995 (or 21067968993 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 61.

The spelling of 84271875964 in words is "eighty-four billion, two hundred seventy-one million, eight hundred seventy-five thousand, nine hundred sixty-four".