421345065155 has 8 divisors (see below), whose sum is σ = 577844660832. Its totient is φ = 288922330368.

The previous prime is 421345065151. The next prime is 421345065173. The reversal of 421345065155 is 551560543124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421345065155 - 2² = 421345065151 is a prime.

It is a super-4 number, since 4×421345065155⁴ (a number of 48 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421345065151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6019215182 + ... + 6019215251.

It is an arithmetic number, because the mean of its divisors is an integer number (72230582604).

Almost surely, 2^421345065155 is an apocalyptic number.

421345065155 is a deficient number, since it is larger than the sum of its proper divisors (156499595677).

421345065155 is a wasteful number, since it uses less digits than its factorization.

421345065155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12038430445.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 421345065155 in words is "four hundred twenty-one billion, three hundred forty-five million, sixty-five thousand, one hundred fifty-five".