421451541116105 has 16 divisors (see below), whose sum is σ = 514318330563840. Its totient is φ = 331443680643072.

The previous prime is 421451541116063. The next prime is 421451541116119. The reversal of 421451541116105 is 501611145154124.

It is a cyclic number.

It is not a de Polignac number, because 421451541116105 - 2²⁰ = 421451540067529 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27072137 + ... + 39696393.

It is an arithmetic number, because the mean of its divisors is an integer number (32144895660240).

Almost surely, 2^{421451541116105} is an apocalyptic number.

It is an amenable number.

421451541116105 is a deficient number, since it is larger than the sum of its proper divisors (92866789447735).

421451541116105 is a wasteful number, since it uses less digits than its factorization.

421451541116105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12737488.

The product of its (nonzero) digits is 96000, while the sum is 41.

The spelling of 421451541116105 in words is "four hundred twenty-one trillion, four hundred fifty-one billion, five hundred forty-one million, one hundred sixteen thousand, one hundred five".