144136312603523 has 16 divisors (see below), whose sum is σ = 148231898277120. Its totient is φ = 140091754379616.

The previous prime is 144136312603513. The next prime is 144136312603607. The reversal of 144136312603523 is 325306213631441.

It is a happy number.

It is not a de Polignac number, because 144136312603523 - 2⁸ = 144136312603267 is a prime.

It is a super-2 number, since 2×144136312603523² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144136312603513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255633608 + ... + 256196826.

It is an arithmetic number, because the mean of its divisors is an integer number (9264493642320).

Almost surely, 2^{144136312603523} is an apocalyptic number.

144136312603523 is a deficient number, since it is larger than the sum of its proper divisors (4095585673597).

144136312603523 is a wasteful number, since it uses less digits than its factorization.

144136312603523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608506.

The product of its (nonzero) digits is 933120, while the sum is 44.

The spelling of 144136312603523 in words is "one hundred forty-four trillion, one hundred thirty-six billion, three hundred twelve million, six hundred three thousand, five hundred twenty-three".