149848953618 has 32 divisors (see below), whose sum is σ = 368858964096. Its totient is φ = 39520603008.

The previous prime is 149848953601. The next prime is 149848953643. The reversal of 149848953618 is 816359848941.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137223771 + ... + 137224862.

It is an arithmetic number, because the mean of its divisors is an integer number (11526842628).

Almost surely, 2^149848953618 is an apocalyptic number.

149848953618 is an abundant number, since it is smaller than the sum of its proper divisors (219010010478).

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

149848953618 is a wasteful number, since it uses less digits than its factorization.

149848953618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274448658.

The product of its digits is 59719680, while the sum is 66.

The spelling of 149848953618 in words is "one hundred forty-nine billion, eight hundred forty-eight million, nine hundred fifty-three thousand, six hundred eighteen".