86106621584 has 10 divisors (see below), whose sum is σ = 166831579350. Its totient is φ = 43053310784.

The previous prime is 86106621539. The next prime is 86106621617. The reversal of 86106621584 is 48512660168.

It can be written as a sum of positive squares in only one way, i.e., 56977690000 + 29128931584 = 238700^2 + 170672^2 .

It is a super-2 number, since 2×86106621584² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2690831909 + ... + 2690831940.

It is an arithmetic number, because the mean of its divisors is an integer number (16683157935).

Almost surely, 2^86106621584 is an apocalyptic number.

It is an amenable number.

86106621584 is a deficient number, since it is larger than the sum of its proper divisors (80724957766).

86106621584 is a wasteful number, since it uses less digits than its factorization.

86106621584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5381663857 (or 5381663851 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 86106621584 in words is "eighty-six billion, one hundred six million, six hundred twenty-one thousand, five hundred eighty-four".