144661724374 has 4 divisors (see below), whose sum is σ = 216992586564. Its totient is φ = 72330862186.

The previous prime is 144661724267. The next prime is 144661724399. The reversal of 144661724374 is 473427166441.

144661724374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36165431092 + ... + 36165431095.

It is an arithmetic number, because the mean of its divisors is an integer number (54248146641).

Almost surely, 2^144661724374 is an apocalyptic number.

144661724374 is a deficient number, since it is larger than the sum of its proper divisors (72330862190).

144661724374 is an equidigital number, since it uses as much as digits as its factorization.

144661724374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72330862189.

The product of its digits is 2709504, while the sum is 49.

The spelling of 144661724374 in words is "one hundred forty-four billion, six hundred sixty-one million, seven hundred twenty-four thousand, three hundred seventy-four".