91886062273 has 8 divisors (see below), whose sum is σ = 92967474600. Its totient is φ = 90808985088.

The previous prime is 91886062271. The next prime is 91886062277. The reversal of 91886062273 is 37226068819.

It can be written as a sum of positive squares in 4 ways, for example, as 41417541169 + 50468521104 = 203513^2 + 224652^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 91886062273 - 2¹ = 91886062271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 91886062273.

It is not an unprimeable number, because it can be changed into a prime (91886062271) 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, 1041136 + ... + 1125937.

It is an arithmetic number, because the mean of its divisors is an integer number (11620934325).

Almost surely, 2^91886062273 is an apocalyptic number.

It is an amenable number.

91886062273 is a deficient number, since it is larger than the sum of its proper divisors (1081412327).

91886062273 is a wasteful number, since it uses less digits than its factorization.

91886062273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2167571.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 91886062273 in words is "ninety-one billion, eight hundred eighty-six million, sixty-two thousand, two hundred seventy-three".