149416450 has 24 divisors (see below), whose sum is σ = 282476340. Its totient is φ = 58785600.

The previous prime is 149416433. The next prime is 149416457. The reversal of 149416450 is 54614941.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 259081 + 149157369 = 509^2 + 12213^2 .

It is a super-3 number, since 3×149416450³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (149416457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21445 + ... + 27544.

Almost surely, 2^149416450 is an apocalyptic number.

149416450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149416450 is a deficient number, since it is larger than the sum of its proper divisors (133059890).

149416450 is a wasteful number, since it uses less digits than its factorization.

149416450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49062 (or 49057 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 149416450 is about 12223.6021695734. The cubic root of 149416450 is about 530.6393731456.

The spelling of 149416450 in words is "one hundred forty-nine million, four hundred sixteen thousand, four hundred fifty".