142321205112064 has 36 divisors (see below), whose sum is σ = 309912510569760. Its totient is φ = 64691456867840.

The previous prime is 142321205112061. The next prime is 142321205112101. The reversal of 142321205112064 is 460211502123241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142321205112061) 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 3 ways as a sum of consecutive naturals, for example, 25270097524 + ... + 25270103155.

It is an arithmetic number, because the mean of its divisors is an integer number (8608680849160).

Almost surely, 2^{142321205112064} is an apocalyptic number.

It is an amenable number.

142321205112064 is an abundant number, since it is smaller than the sum of its proper divisors (167591305457696).

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

142321205112064 is an equidigital number, since it uses as much as digits as its factorization.

142321205112064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50540200706 (or 50540200692 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 142321205112064 in words is "one hundred forty-two trillion, three hundred twenty-one billion, two hundred five million, one hundred twelve thousand, sixty-four".