411515341422421 has 4 divisors (see below), whose sum is σ = 415361279192832. Its totient is φ = 407669403652012.

The previous prime is 411515341422379. The next prime is 411515341422467. The reversal of 411515341422421 is 124224143515114.

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 411515341422421 - 2⁴³ = 402719248400213 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 (411515341422481) 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, 1922968885045 + ... + 1922968885258.

It is an arithmetic number, because the mean of its divisors is an integer number (103840319798208).

Almost surely, 2^{411515341422421} is an apocalyptic number.

It is an amenable number.

411515341422421 is a deficient number, since it is larger than the sum of its proper divisors (3845937770411).

411515341422421 is a wasteful number, since it uses less digits than its factorization.

411515341422421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3845937770410.

The product of its digits is 153600, while the sum is 40.

Adding to 411515341422421 its reverse (124224143515114), we get a palindrome (535739484937535).

The spelling of 411515341422421 in words is "four hundred eleven trillion, five hundred fifteen billion, three hundred forty-one million, four hundred twenty-two thousand, four hundred twenty-one".