86980435064 has 8 divisors (see below), whose sum is σ = 163088315760. Its totient is φ = 43490217528.

The previous prime is 86980435037. The next prime is 86980435079. The reversal of 86980435064 is 46053408968.

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

It is a junction number, because it is equal to n+sod(n) for n = 86980434997 and 86980435015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5436277184 + ... + 5436277199.

It is an arithmetic number, because the mean of its divisors is an integer number (20386039470).

Almost surely, 2^86980435064 is an apocalyptic number.

It is an amenable number.

86980435064 is a deficient number, since it is larger than the sum of its proper divisors (76107880696).

86980435064 is a wasteful number, since it uses less digits than its factorization.

86980435064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10872554389 (or 10872554385 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 86980435064 in words is "eighty-six billion, nine hundred eighty million, four hundred thirty-five thousand, sixty-four".