332415384421 has 2 divisors, whose sum is σ = 332415384422. Its totient is φ = 332415384420.

The previous prime is 332415384409. The next prime is 332415384439. The reversal of 332415384421 is 124483514233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 247143208225 + 85272176196 = 497135^2 + 292014^2 .

It is a cyclic number.

It is not a de Polignac number, because 332415384421 - 2¹³ = 332415376229 is a prime.

It is a super-2 number, since 2×332415384421² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332415384451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166207692210 + 166207692211.

It is an arithmetic number, because the mean of its divisors is an integer number (166207692211).

Almost surely, 2^332415384421 is an apocalyptic number.

It is an amenable number.

332415384421 is a deficient number, since it is larger than the sum of its proper divisors (1).

332415384421 is an equidigital number, since it uses as much as digits as its factorization.

332415384421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 40.

Adding to 332415384421 its reverse (124483514233), we get a palindrome (456898898654).

The spelling of 332415384421 in words is "three hundred thirty-two billion, four hundred fifteen million, three hundred eighty-four thousand, four hundred twenty-one".