144641342267 has 4 divisors (see below), whose sum is σ = 153149656536. Its totient is φ = 136133028000.

The previous prime is 144641342257. The next prime is 144641342291. The reversal of 144641342267 is 762243146441.

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

It is a cyclic number.

It is not a de Polignac number, because 144641342267 - 2³⁶ = 75921865531 is a prime.

It is a super-2 number, since 2×144641342267² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144641342257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4254157109 + ... + 4254157142.

It is an arithmetic number, because the mean of its divisors is an integer number (38287414134).

Almost surely, 2^144641342267 is an apocalyptic number.

144641342267 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

144641342267 is a deficient number, since it is larger than the sum of its proper divisors (8508314269).

144641342267 is an equidigital number, since it uses as much as digits as its factorization.

144641342267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8508314268.

The product of its digits is 774144, while the sum is 44.

The spelling of 144641342267 in words is "one hundred forty-four billion, six hundred forty-one million, three hundred forty-two thousand, two hundred sixty-seven".