5904807867221 has 2 divisors, whose sum is σ = 5904807867222. Its totient is φ = 5904807867220.

The previous prime is 5904807867209. The next prime is 5904807867319. The reversal of 5904807867221 is 1227687084095.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5311923267121 + 592884600100 = 2304761^2 + 769990^2 .

It is a cyclic number.

It is not a de Polignac number, because 5904807867221 - 2³⁴ = 5887627998037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5904807869221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2952403933610 + 2952403933611.

It is an arithmetic number, because the mean of its divisors is an integer number (2952403933611).

Almost surely, 2^{5904807867221} is an apocalyptic number.

It is an amenable number.

5904807867221 is a deficient number, since it is larger than the sum of its proper divisors (1).

5904807867221 is an equidigital number, since it uses as much as digits as its factorization.

5904807867221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13547520, while the sum is 59.

The spelling of 5904807867221 in words is "five trillion, nine hundred four billion, eight hundred seven million, eight hundred sixty-seven thousand, two hundred twenty-one".