342164464043521 has 16 divisors (see below), whose sum is σ = 392312211199744. Its totient is φ = 292333579110144.

The previous prime is 342164464043509. The next prime is 342164464043531. The reversal of 342164464043521 is 125340464461243.

It is a cyclic number.

It is not a de Polignac number, because 342164464043521 - 2⁹ = 342164464043009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342164464043531) 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 15 ways as a sum of consecutive naturals, for example, 45012460 + ... + 52061986.

It is an arithmetic number, because the mean of its divisors is an integer number (24519513199984).

Almost surely, 2^{342164464043521} is an apocalyptic number.

It is an amenable number.

342164464043521 is a deficient number, since it is larger than the sum of its proper divisors (50147747156223).

342164464043521 is a wasteful number, since it uses less digits than its factorization.

342164464043521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7072000.

The product of its (nonzero) digits is 6635520, while the sum is 49.

The spelling of 342164464043521 in words is "three hundred forty-two trillion, one hundred sixty-four billion, four hundred sixty-four million, forty-three thousand, five hundred twenty-one".