86056894061 has 2 divisors, whose sum is σ = 86056894062. Its totient is φ = 86056894060.

The previous prime is 86056894057. The next prime is 86056894129. The reversal of 86056894061 is 16049865068.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54099968836 + 31956925225 = 232594^2 + 178765^2 .

It is a cyclic number.

It is not a de Polignac number, because 86056894061 - 2² = 86056894057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86056893994 and 86056894012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86056894051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43028447030 + 43028447031.

It is an arithmetic number, because the mean of its divisors is an integer number (43028447031).

Almost surely, 2^86056894061 is an apocalyptic number.

It is an amenable number.

86056894061 is a deficient number, since it is larger than the sum of its proper divisors (1).

86056894061 is an equidigital number, since it uses as much as digits as its factorization.

86056894061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 86056894061 in words is "eighty-six billion, fifty-six million, eight hundred ninety-four thousand, sixty-one".