56067191672 has 8 divisors (see below), whose sum is σ = 105125984400. Its totient is φ = 28033595832.

The previous prime is 56067191669. The next prime is 56067191689. The reversal of 56067191672 is 27619176065.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 56067191672.

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, 3504199472 + ... + 3504199487.

It is an arithmetic number, because the mean of its divisors is an integer number (13140748050).

Almost surely, 2^56067191672 is an apocalyptic number.

It is an amenable number.

56067191672 is a deficient number, since it is larger than the sum of its proper divisors (49058792728).

56067191672 is a wasteful number, since it uses less digits than its factorization.

56067191672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7008398965 (or 7008398961 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 56067191672 in words is "fifty-six billion, sixty-seven million, one hundred ninety-one thousand, six hundred seventy-two".