106664149474 has 4 divisors (see below), whose sum is σ = 159996224214. Its totient is φ = 53332074736.

The previous prime is 106664149463. The next prime is 106664149481. The reversal of 106664149474 is 474941466601.

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., 83314781449 + 23349368025 = 288643^2 + 152805^2 .

It is a super-2 number, since 2×106664149474² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26666037367 + ... + 26666037370.

Almost surely, 2^106664149474 is an apocalyptic number.

106664149474 is a deficient number, since it is larger than the sum of its proper divisors (53332074740).

106664149474 is an equidigital number, since it uses as much as digits as its factorization.

106664149474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53332074739.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 106664149474 in words is "one hundred six billion, six hundred sixty-four million, one hundred forty-nine thousand, four hundred seventy-four".