149102650 has 24 divisors (see below), whose sum is σ = 284099004. Its totient is φ = 58185600.

The previous prime is 149102579. The next prime is 149102669. The reversal of 149102650 is 56201941.

It can be written as a sum of positive squares in 6 ways, for example, as 49322529 + 99780121 = 7023^2 + 9989^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34317 + ... + 38416.

Almost surely, 2^149102650 is an apocalyptic number.

149102650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149102650 is a deficient number, since it is larger than the sum of its proper divisors (134996354).

149102650 is a wasteful number, since it uses less digits than its factorization.

149102650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72786 (or 72781 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 149102650 is about 12210.7595996318. The cubic root of 149102650 is about 530.2676350913.

The spelling of 149102650 in words is "one hundred forty-nine million, one hundred two thousand, six hundred fifty".