144130531450 has 12 divisors (see below), whose sum is σ = 268082788590. Its totient is φ = 57652212560.

The previous prime is 144130531439. The next prime is 144130531487. The reversal of 144130531450 is 54135031441.

It can be written as a sum of positive squares in 3 ways, for example, as 108091685529 + 36038845921 = 328773^2 + 189839^2 .

It is a super-2 number, since 2×144130531450² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1441305265 + ... + 1441305364.

Almost surely, 2^144130531450 is an apocalyptic number.

144130531450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144130531450 is a deficient number, since it is larger than the sum of its proper divisors (123952257140).

144130531450 is a wasteful number, since it uses less digits than its factorization.

144130531450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2882610641 (or 2882610636 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 144130531450 its reverse (54135031441), we get a palindrome (198265562891).

The spelling of 144130531450 in words is "one hundred forty-four billion, one hundred thirty million, five hundred thirty-one thousand, four hundred fifty".