142513661535546 has 24 divisors (see below), whose sum is σ = 331562396226240. Its totient is φ = 40718189010072.

The previous prime is 142513661535503. The next prime is 142513661535547. The reversal of 142513661535546 is 645535166315241.

It is not an unprimeable number, because it can be changed into a prime (142513661535547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 242370172386 + ... + 242370172973.

It is an arithmetic number, because the mean of its divisors is an integer number (13815099842760).

Almost surely, 2^{142513661535546} is an apocalyptic number.

142513661535546 is an abundant number, since it is smaller than the sum of its proper divisors (189048734690694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142513661535546 is a wasteful number, since it uses less digits than its factorization.

142513661535546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484740345378 (or 484740345371 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 57.

The spelling of 142513661535546 in words is "one hundred forty-two trillion, five hundred thirteen billion, six hundred sixty-one million, five hundred thirty-five thousand, five hundred forty-six".