149968609226 has 8 divisors (see below), whose sum is σ = 224976160260. Its totient is φ = 74976555808.

The previous prime is 149968609223. The next prime is 149968609229. The reversal of 149968609226 is 622906869941.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (149968609223) and next prime (149968609229).

It can be written as a sum of positive squares in 2 ways, for example, as 144024045025 + 5944564201 = 379505^2 + 77101^2 .

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

It is not an unprimeable number, because it can be changed into a prime (149968609223) 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, 3850181 + ... + 3888936.

Almost surely, 2^149968609226 is an apocalyptic number.

149968609226 is a deficient number, since it is larger than the sum of its proper divisors (75007551034).

149968609226 is an equidigital number, since it uses as much as digits as its factorization.

149968609226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7748808.

The product of its (nonzero) digits is 20155392, while the sum is 62.

The spelling of 149968609226 in words is "one hundred forty-nine billion, nine hundred sixty-eight million, six hundred nine thousand, two hundred twenty-six".