421144003104413 has 16 divisors (see below), whose sum is σ = 442933672896000. Its totient is φ = 399867174383040.

The previous prime is 421144003104361. The next prime is 421144003104479. The reversal of 421144003104413 is 314401300441124.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421144003104413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 421144003104413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421144003904413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523631378 + ... + 524435036.

It is an arithmetic number, because the mean of its divisors is an integer number (27683354556000).

Almost surely, 2^{421144003104413} is an apocalyptic number.

It is an amenable number.

421144003104413 is a deficient number, since it is larger than the sum of its proper divisors (21789669791587).

421144003104413 is a wasteful number, since it uses less digits than its factorization.

421144003104413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122692.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 421144003104413 its reverse (314401300441124), we get a palindrome (735545303545537).

The spelling of 421144003104413 in words is "four hundred twenty-one trillion, one hundred forty-four billion, three million, one hundred four thousand, four hundred thirteen".