95638100221 has 4 divisors (see below), whose sum is σ = 97442592732. Its totient is φ = 93833607712.

The previous prime is 95638100219. The next prime is 95638100267. The reversal of 95638100221 is 12200183659.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67867544196 + 27770556025 = 260514^2 + 166645^2 .

It is a cyclic number.

It is not a de Polignac number, because 95638100221 - 2¹ = 95638100219 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 (95638109221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 902246176 + ... + 902246281.

It is an arithmetic number, because the mean of its divisors is an integer number (24360648183).

Almost surely, 2^95638100221 is an apocalyptic number.

It is an amenable number.

95638100221 is a deficient number, since it is larger than the sum of its proper divisors (1804492511).

95638100221 is a wasteful number, since it uses less digits than its factorization.

95638100221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804492510.

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 95638100221 in words is "ninety-five billion, six hundred thirty-eight million, one hundred thousand, two hundred twenty-one".