3421430430401 has 8 divisors (see below), whose sum is σ = 3747611425320. Its totient is φ = 3109129477888.

The previous prime is 3421430430373. The next prime is 3421430430433. The reversal of 3421430430401 is 1040340341243.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1880353987600 + 1541076442801 = 1371260^2 + 1241401^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3421430430401 - 2¹⁸ = 3421430168257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3421430430001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3470010086 + ... + 3470011071.

It is an arithmetic number, because the mean of its divisors is an integer number (468451428165).

Almost surely, 2^{3421430430401} is an apocalyptic number.

It is an amenable number.

3421430430401 is a deficient number, since it is larger than the sum of its proper divisors (326180994919).

3421430430401 is a wasteful number, since it uses less digits than its factorization.

3421430430401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6940021203.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 3421430430401 its reverse (1040340341243), we get a palindrome (4461770771644).

The spelling of 3421430430401 in words is "three trillion, four hundred twenty-one billion, four hundred thirty million, four hundred thirty thousand, four hundred one".