335385053921 has 2 divisors, whose sum is σ = 335385053922. Its totient is φ = 335385053920.

The previous prime is 335385053869. The next prime is 335385054007. The reversal of 335385053921 is 129350583533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 215644140625 + 119740913296 = 464375^2 + 346036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-335385053921 is a prime.

It is a super-2 number, since 2×335385053921² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (335385043921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167692526960 + 167692526961.

It is an arithmetic number, because the mean of its divisors is an integer number (167692526961).

Almost surely, 2^335385053921 is an apocalyptic number.

It is an amenable number.

335385053921 is a deficient number, since it is larger than the sum of its proper divisors (1).

335385053921 is an equidigital number, since it uses as much as digits as its factorization.

335385053921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458000, while the sum is 47.

The spelling of 335385053921 in words is "three hundred thirty-five billion, three hundred eighty-five million, fifty-three thousand, nine hundred twenty-one".