32344354421 has 2 divisors, whose sum is σ = 32344354422. Its totient is φ = 32344354420.

The previous prime is 32344354409. The next prime is 32344354429. The reversal of 32344354421 is 12445344323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24340368196 + 8003986225 = 156014^2 + 89465^2 .

It is an emirp because it is prime and its reverse (12445344323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 32344354421 - 2²⁶ = 32277245557 is a prime.

It is a super-2 number, since 2×32344354421² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32344354429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16172177210 + 16172177211.

It is an arithmetic number, because the mean of its divisors is an integer number (16172177211).

Almost surely, 2^32344354421 is an apocalyptic number.

It is an amenable number.

32344354421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32344354421 is an equidigital number, since it uses as much as digits as its factorization.

32344354421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 35.

Adding to 32344354421 its reverse (12445344323), we get a palindrome (44789698744).

The spelling of 32344354421 in words is "thirty-two billion, three hundred forty-four million, three hundred fifty-four thousand, four hundred twenty-one".