149782650 has 24 divisors (see below), whose sum is σ = 371461344. Its totient is φ = 39942000.

The previous prime is 149782637. The next prime is 149782663. The reversal of 149782650 is 56287941.

It is an interprime number because it is at equal distance from previous prime (149782637) and next prime (149782663).

It is an unprimeable number.

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, 499126 + ... + 499425.

It is an arithmetic number, because the mean of its divisors is an integer number (15477556).

Almost surely, 2^149782650 is an apocalyptic number.

149782650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149782650 is an abundant number, since it is smaller than the sum of its proper divisors (221678694).

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

149782650 is a wasteful number, since it uses less digits than its factorization.

149782650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998566 (or 998561 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 149782650 is about 12238.5722206473. The cubic root of 149782650 is about 531.0725284937.

The spelling of 149782650 in words is "one hundred forty-nine million, seven hundred eighty-two thousand, six hundred fifty".