421141251214511 has 4 divisors (see below), whose sum is σ = 434726452866624. Its totient is φ = 407556049562400.

The previous prime is 421141251214507. The next prime is 421141251214531. The reversal of 421141251214511 is 115412152141124.

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

It is a cyclic number.

It is not a de Polignac number, because 421141251214511 - 2² = 421141251214507 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 (421141251214531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6792600826010 + ... + 6792600826071.

It is an arithmetic number, because the mean of its divisors is an integer number (108681613216656).

Almost surely, 2^{421141251214511} is an apocalyptic number.

421141251214511 is a deficient number, since it is larger than the sum of its proper divisors (13585201652113).

421141251214511 is a wasteful number, since it uses less digits than its factorization.

421141251214511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13585201652112.

The product of its digits is 12800, while the sum is 35.

The spelling of 421141251214511 in words is "four hundred twenty-one trillion, one hundred forty-one billion, two hundred fifty-one million, two hundred fourteen thousand, five hundred eleven".