144446315052531 has 16 divisors (see below), whose sum is σ = 197760957937920. Its totient is φ = 93746300229600.

The previous prime is 144446315052503. The next prime is 144446315052541. The reversal of 144446315052531 is 135250513644441.

It is not a de Polignac number, because 144446315052531 - 2⁶ = 144446315052467 is a prime.

It is a super-2 number, since 2×144446315052531² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144446315052541) 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, 3961539420 + ... + 3961575881.

It is an arithmetic number, because the mean of its divisors is an integer number (12360059871120).

Almost surely, 2^{144446315052531} is an apocalyptic number.

144446315052531 is a deficient number, since it is larger than the sum of its proper divisors (53314642885389).

144446315052531 is a wasteful number, since it uses less digits than its factorization.

144446315052531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7923115466.

The product of its (nonzero) digits is 3456000, while the sum is 48.

Adding to 144446315052531 its reverse (135250513644441), we get a palindrome (279696828696972).

The spelling of 144446315052531 in words is "one hundred forty-four trillion, four hundred forty-six billion, three hundred fifteen million, fifty-two thousand, five hundred thirty-one".