86761900201 has 2 divisors, whose sum is σ = 86761900202. Its totient is φ = 86761900200.

The previous prime is 86761900193. The next prime is 86761900231. The reversal of 86761900201 is 10200916768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78231530601 + 8530369600 = 279699^2 + 92360^2 .

It is a cyclic number.

It is not a de Polignac number, because 86761900201 - 2³ = 86761900193 is a prime.

It is a super-3 number, since 3×86761900201³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (86761900231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43380950100 + 43380950101.

It is an arithmetic number, because the mean of its divisors is an integer number (43380950101).

Almost surely, 2^86761900201 is an apocalyptic number.

It is an amenable number.

86761900201 is a deficient number, since it is larger than the sum of its proper divisors (1).

86761900201 is an equidigital number, since it uses as much as digits as its factorization.

86761900201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The spelling of 86761900201 in words is "eighty-six billion, seven hundred sixty-one million, nine hundred thousand, two hundred one".