142421710553065 has 4 divisors (see below), whose sum is σ = 170906052663684. Its totient is φ = 113937368442448.

The previous prime is 142421710553051. The next prime is 142421710553093. The reversal of 142421710553065 is 560355017124241.

142421710553065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35079429538521 + 107342281014544 = 5922789^2 + 10360612^2 .

It is a cyclic number.

It is not a de Polignac number, because 142421710553065 - 2⁹ = 142421710552553 is a prime.

It is a super-2 number, since 2×142421710553065² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14242171055302 + ... + 14242171055311.

It is an arithmetic number, because the mean of its divisors is an integer number (42726513165921).

Almost surely, 2^{142421710553065} is an apocalyptic number.

It is an amenable number.

142421710553065 is a deficient number, since it is larger than the sum of its proper divisors (28484342110619).

142421710553065 is an equidigital number, since it uses as much as digits as its factorization.

142421710553065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28484342110618.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 142421710553065 in words is "one hundred forty-two trillion, four hundred twenty-one billion, seven hundred ten million, five hundred fifty-three thousand, sixty-five".