144135520400355 has 32 divisors (see below), whose sum is σ = 258381512748288. Its totient is φ = 67995134928000.

The previous prime is 144135520400353. The next prime is 144135520400359. The reversal of 144135520400355 is 553004025531441.

It is not a de Polignac number, because 144135520400355 - 2¹ = 144135520400353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144135520400353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11804704821 + ... + 11804717030.

It is an arithmetic number, because the mean of its divisors is an integer number (8074422273384).

Almost surely, 2^{144135520400355} is an apocalyptic number.

144135520400355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144135520400355 is a deficient number, since it is larger than the sum of its proper divisors (114245992347933).

144135520400355 is a wasteful number, since it uses less digits than its factorization.

144135520400355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23609421907.

The product of its (nonzero) digits is 720000, while the sum is 42.

Adding to 144135520400355 its reverse (553004025531441), we get a palindrome (697139545931796).

The spelling of 144135520400355 in words is "one hundred forty-four trillion, one hundred thirty-five billion, five hundred twenty million, four hundred thousand, three hundred fifty-five".