106520450266 has 4 divisors (see below), whose sum is σ = 159780675402. Its totient is φ = 53260225132.

The previous prime is 106520450261. The next prime is 106520450303. The reversal of 106520450266 is 662054025601.

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

It can be written as a sum of positive squares in only one way, i.e., 75005324641 + 31515125625 = 273871^2 + 177525^2 .

It is a super-2 number, since 2×106520450266² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106520450261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26630112565 + ... + 26630112568.

Almost surely, 2^106520450266 is an apocalyptic number.

106520450266 is a deficient number, since it is larger than the sum of its proper divisors (53260225136).

106520450266 is an equidigital number, since it uses as much as digits as its factorization.

106520450266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53260225135.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 106520450266 its reverse (662054025601), we get a palindrome (768574475867).

The spelling of 106520450266 in words is "one hundred six billion, five hundred twenty million, four hundred fifty thousand, two hundred sixty-six".