149816064 has 72 divisors (see below), whose sum is σ = 419755840. Its totient is φ = 47305728.

The previous prime is 149816063. The next prime is 149816077. The reversal of 149816064 is 460618941.

It is not an unprimeable number, because it can be changed into a prime (149816063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9459 + ... + 19725.

Almost surely, 2^149816064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149816064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209877920).

149816064 is an abundant number, since it is smaller than the sum of its proper divisors (269939776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149816064 is a wasteful number, since it uses less digits than its factorization.

149816064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10305 (or 10291 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 149816064 is about 12239.9372547411. The cubic root of 149816064 is about 531.1120166856.

The spelling of 149816064 in words is "one hundred forty-nine million, eight hundred sixteen thousand, sixty-four".