149559850 has 24 divisors (see below), whose sum is σ = 303471648. Its totient is φ = 54385200.

The previous prime is 149559847. The next prime is 149559859. The reversal of 149559850 is 58955941.

It is a self number, because there is not a number n which added to its sum of digits gives 149559850.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149559859) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 135414 + ... + 136513.

It is an arithmetic number, because the mean of its divisors is an integer number (12644652).

Almost surely, 2^149559850 is an apocalyptic number.

149559850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149559850 is an abundant number, since it is smaller than the sum of its proper divisors (153911798).

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

149559850 is a wasteful number, since it uses less digits than its factorization.

149559850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271950 (or 271945 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 149559850 is about 12229.4664642412. The cubic root of 149559850 is about 530.8090763607.

The spelling of 149559850 in words is "one hundred forty-nine million, five hundred fifty-nine thousand, eight hundred fifty".