35421402544421 has 2 divisors, whose sum is σ = 35421402544422. Its totient is φ = 35421402544420.

The previous prime is 35421402544369. The next prime is 35421402544519. The reversal of 35421402544421 is 12444520412453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33604756835521 + 1816645708900 = 5796961^2 + 1347830^2 .

It is a cyclic number.

It is not a de Polignac number, because 35421402544421 - 2²⁶ = 35421335435557 is a prime.

It is a super-3 number, since 3×35421402544421³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35421402564421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17710701272210 + 17710701272211.

It is an arithmetic number, because the mean of its divisors is an integer number (17710701272211).

Almost surely, 2^{35421402544421} is an apocalyptic number.

It is an amenable number.

35421402544421 is a deficient number, since it is larger than the sum of its proper divisors (1).

35421402544421 is an equidigital number, since it uses as much as digits as its factorization.

35421402544421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 614400, while the sum is 41.

Adding to 35421402544421 its reverse (12444520412453), we get a palindrome (47865922956874).

The spelling of 35421402544421 in words is "thirty-five trillion, four hundred twenty-one billion, four hundred two million, five hundred forty-four thousand, four hundred twenty-one".