472600000637 has 2 divisors, whose sum is σ = 472600000638. Its totient is φ = 472600000636.

The previous prime is 472600000633. The next prime is 472600000643. The reversal of 472600000637 is 736000006274.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 469031849881 + 3568150756 = 684859^2 + 59734^2 .

It is a cyclic number.

It is not a de Polignac number, because 472600000637 - 2² = 472600000633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 472600000597 and 472600000606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472600000633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236300000318 + 236300000319.

It is an arithmetic number, because the mean of its divisors is an integer number (236300000319).

Almost surely, 2^472600000637 is an apocalyptic number.

It is an amenable number.

472600000637 is a deficient number, since it is larger than the sum of its proper divisors (1).

472600000637 is an equidigital number, since it uses as much as digits as its factorization.

472600000637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42336, while the sum is 35.

The spelling of 472600000637 in words is "four hundred seventy-two billion, six hundred million, six hundred thirty-seven", and thus it is an aban number.