84609465372 has 18 divisors (see below), whose sum is σ = 213873926448. Its totient is φ = 28203155112.

The previous prime is 84609465349. The next prime is 84609465419. The reversal of 84609465372 is 27356490648.

84609465372 is a `hidden beast` number, since 8 + 4 + 60 + 9 + 46 + 537 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1175131428 + ... + 1175131499.

Almost surely, 2^84609465372 is an apocalyptic number.

It is an amenable number.

84609465372 is an abundant number, since it is smaller than the sum of its proper divisors (129264461076).

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

84609465372 is a wasteful number, since it uses less digits than its factorization.

84609465372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350262937 (or 2350262932 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 54.

The spelling of 84609465372 in words is "eighty-four billion, six hundred nine million, four hundred sixty-five thousand, three hundred seventy-two".