144153661212 has 54 divisors (see below), whose sum is σ = 400526128184. Its totient is φ = 43682926320.

The previous prime is 144153661207. The next prime is 144153661241. The reversal of 144153661212 is 212166351441.

144153661212 is a `hidden beast` number, since 1 + 4 + 4 + 1 + 5 + 36 + 612 + 1 + 2 = 666.

144153661212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 16542208 + ... + 16550919.

Almost surely, 2^144153661212 is an apocalyptic number.

144153661212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144153661212 is an abundant number, since it is smaller than the sum of its proper divisors (256372466972).

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

144153661212 is a wasteful number, since it uses less digits than its factorization.

144153661212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33093159 (or 33093143 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The spelling of 144153661212 in words is "one hundred forty-four billion, one hundred fifty-three million, six hundred sixty-one thousand, two hundred twelve".