201095550946 has 8 divisors (see below), whose sum is σ = 301645498284. Its totient is φ = 100547051520.

The previous prime is 201095550919. The next prime is 201095550949. The reversal of 201095550946 is 649055590102.

It can be written as a sum of positive squares in 2 ways, for example, as 173576390625 + 27519160321 = 416625^2 + 165889^2 .

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

It is a super-2 number, since 2×201095550946² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201095550896 and 201095550905.

It is not an unprimeable number, because it can be changed into a prime (201095550949) 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, 106506 + ... + 643066.

Almost surely, 2^201095550946 is an apocalyptic number.

201095550946 is a deficient number, since it is larger than the sum of its proper divisors (100549947338).

201095550946 is a wasteful number, since it uses less digits than its factorization.

201095550946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723956.

The product of its (nonzero) digits is 486000, while the sum is 46.

The spelling of 201095550946 in words is "two hundred one billion, ninety-five million, five hundred fifty thousand, nine hundred forty-six".