142421710553064 has 128 divisors (see below), whose sum is σ = 418911661008000. Its totient is φ = 44678731410432.

The previous prime is 142421710553051. The next prime is 142421710553093. The reversal of 142421710553064 is 460355017124241.

It is a happy number.

142421710553064 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 2 + 1 + 7 + 105 + 530 + 6 + 4 = 666.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 62737167 + ... + 64967649.

It is an arithmetic number, because the mean of its divisors is an integer number (3272747351625).

Almost surely, 2^{142421710553064} is an apocalyptic number.

It is an amenable number.

142421710553064 is an abundant number, since it is smaller than the sum of its proper divisors (276489950454936).

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

142421710553064 is a wasteful number, since it uses less digits than its factorization.

142421710553064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2247904 (or 2247894 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 142421710553064 in words is "one hundred forty-two trillion, four hundred twenty-one billion, seven hundred ten million, five hundred fifty-three thousand, sixty-four".