86057842372661 has 8 divisors (see below), whose sum is σ = 86114697755520. Its totient is φ = 86000995845792.

The previous prime is 86057842372639. The next prime is 86057842372693. The reversal of 86057842372661 is 16627324875068.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86057842372661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86057842374661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17284046 + ... + 21699168.

It is an arithmetic number, because the mean of its divisors is an integer number (10764337219440).

Almost surely, 2^{86057842372661} is an apocalyptic number.

It is an amenable number.

86057842372661 is a deficient number, since it is larger than the sum of its proper divisors (56855382859).

86057842372661 is a wasteful number, since it uses less digits than its factorization.

86057842372661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4427995.

The product of its (nonzero) digits is 162570240, while the sum is 65.

The spelling of 86057842372661 in words is "eighty-six trillion, fifty-seven billion, eight hundred forty-two million, three hundred seventy-two thousand, six hundred sixty-one".