86490861201 has 6 divisors (see below), whose sum is σ = 124931243970. Its totient is φ = 57660574128.

The previous prime is 86490861169. The next prime is 86490861217. The reversal of 86490861201 is 10216809468.

86490861201 is a `hidden beast` number, since 86 + 490 + 8 + 61 + 20 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 73658502801 + 12832358400 = 271401^2 + 113280^2 .

It is not a de Polignac number, because 86490861201 - 2⁵ = 86490861169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86490861101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4805047836 + ... + 4805047853.

It is an arithmetic number, because the mean of its divisors is an integer number (20821873995).

Almost surely, 2^86490861201 is an apocalyptic number.

It is an amenable number.

86490861201 is a deficient number, since it is larger than the sum of its proper divisors (38440382769).

86490861201 is a wasteful number, since it uses less digits than its factorization.

86490861201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9610095695 (or 9610095692 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 45.

The spelling of 86490861201 in words is "eighty-six billion, four hundred ninety million, eight hundred sixty-one thousand, two hundred one".