142557240684548 has 6 divisors (see below), whose sum is σ = 249475171197966. Its totient is φ = 71278620342272.

The previous prime is 142557240684541. The next prime is 142557240684563. The reversal of 142557240684548 is 845486042755241.

It can be written as a sum of positive squares in only one way, i.e., 102866005874944 + 39691234809604 = 10142288^2 + 6300098^2 .

It is not an unprimeable number, because it can be changed into a prime (142557240684541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17819655085565 + ... + 17819655085572.

It is an arithmetic number, because the mean of its divisors is an integer number (41579195199661).

Almost surely, 2^{142557240684548} is an apocalyptic number.

It is an amenable number.

142557240684548 is a deficient number, since it is larger than the sum of its proper divisors (106917930513418).

142557240684548 is a wasteful number, since it uses less digits than its factorization.

142557240684548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35639310171141 (or 35639310171139 counting only the distinct ones).

The product of its (nonzero) digits is 344064000, while the sum is 65.

The spelling of 142557240684548 in words is "one hundred forty-two trillion, five hundred fifty-seven billion, two hundred forty million, six hundred eighty-four thousand, five hundred forty-eight".