604330036381 has 2 divisors, whose sum is σ = 604330036382. Its totient is φ = 604330036380.

The previous prime is 604330036369. The next prime is 604330036433. The reversal of 604330036381 is 183630033406.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 553448211481 + 50881824900 = 743941^2 + 225570^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-604330036381 is a prime.

It is a super-2 number, since 2×604330036381² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 604330036381.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (604330036351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302165018190 + 302165018191.

It is an arithmetic number, because the mean of its divisors is an integer number (302165018191).

Almost surely, 2^604330036381 is an apocalyptic number.

It is an amenable number.

604330036381 is a deficient number, since it is larger than the sum of its proper divisors (1).

604330036381 is an equidigital number, since it uses as much as digits as its factorization.

604330036381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

Adding to 604330036381 its reverse (183630033406), we get a palindrome (787960069787).

The spelling of 604330036381 in words is "six hundred four billion, three hundred thirty million, thirty-six thousand, three hundred eighty-one".