142043145351555 has 32 divisors (see below), whose sum is σ = 260178517799424. Its totient is φ = 64823389157376.

The previous prime is 142043145351529. The next prime is 142043145351563. The reversal of 142043145351555 is 555153541340241.

It is not a de Polignac number, because 142043145351555 - 2⁸ = 142043145351299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1152231262 + ... + 1152354531.

It is an arithmetic number, because the mean of its divisors is an integer number (8130578681232).

Almost surely, 2^{142043145351555} is an apocalyptic number.

142043145351555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

142043145351555 is a deficient number, since it is larger than the sum of its proper divisors (118135372447869).

142043145351555 is a wasteful number, since it uses less digits than its factorization.

142043145351555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2304586395.

The product of its (nonzero) digits is 3600000, while the sum is 48.

Adding to 142043145351555 its reverse (555153541340241), we get a palindrome (697196686691796).

The spelling of 142043145351555 in words is "one hundred forty-two trillion, forty-three billion, one hundred forty-five million, three hundred fifty-one thousand, five hundred fifty-five".