153344056560421 has 4 divisors (see below), whose sum is σ = 158290639030144. Its totient is φ = 148397474090700.

The previous prime is 153344056560407. The next prime is 153344056560467. The reversal of 153344056560421 is 124065650443351.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 153344056560421 - 2⁴¹ = 151145033304869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153344056560481) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2473291234815 + ... + 2473291234876.

It is an arithmetic number, because the mean of its divisors is an integer number (39572659757536).

Almost surely, 2^{153344056560421} is an apocalyptic number.

It is an amenable number.

153344056560421 is a deficient number, since it is larger than the sum of its proper divisors (4946582469723).

153344056560421 is an equidigital number, since it uses as much as digits as its factorization.

153344056560421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4946582469722.

The product of its (nonzero) digits is 5184000, while the sum is 49.

The spelling of 153344056560421 in words is "one hundred fifty-three trillion, three hundred forty-four billion, fifty-six million, five hundred sixty thousand, four hundred twenty-one".