144358015873 has 4 divisors (see below), whose sum is σ = 144380673748. Its totient is φ = 144335358000.

The previous prime is 144358015727. The next prime is 144358015883. The reversal of 144358015873 is 378510853441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 79181457664 + 65176558209 = 281392^2 + 255297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144358015873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144358015883) 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, 11319378 + ... + 11332123.

It is an arithmetic number, because the mean of its divisors is an integer number (36095168437).

Almost surely, 2^144358015873 is an apocalyptic number.

It is an amenable number.

144358015873 is a deficient number, since it is larger than the sum of its proper divisors (22657875).

144358015873 is an equidigital number, since it uses as much as digits as its factorization.

144358015873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22657874.

The product of its (nonzero) digits is 1612800, while the sum is 49.

It can be divided in two parts, 14435 and 8015873, that added together give a palindrome (8030308).

The spelling of 144358015873 in words is "one hundred forty-four billion, three hundred fifty-eight million, fifteen thousand, eight hundred seventy-three".