904866535673 has 2 divisors, whose sum is σ = 904866535674. Its totient is φ = 904866535672.

The previous prime is 904866535667. The next prime is 904866535687. The reversal of 904866535673 is 376535668409.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 891583512169 + 13283023504 = 944237^2 + 115252^2 .

It is a cyclic number.

It is not a de Polignac number, because 904866535673 - 2¹⁸ = 904866273529 is a prime.

It is not a weakly prime, because it can be changed into another prime (904866535273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452433267836 + 452433267837.

It is an arithmetic number, because the mean of its divisors is an integer number (452433267837).

Almost surely, 2^904866535673 is an apocalyptic number.

It is an amenable number.

904866535673 is a deficient number, since it is larger than the sum of its proper divisors (1).

904866535673 is an equidigital number, since it uses as much as digits as its factorization.

904866535673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97977600, while the sum is 62.

The spelling of 904866535673 in words is "nine hundred four billion, eight hundred sixty-six million, five hundred thirty-five thousand, six hundred seventy-three".