30637273049 has 2 divisors, whose sum is σ = 30637273050. Its totient is φ = 30637273048.

The previous prime is 30637273021. The next prime is 30637273081. The reversal of 30637273049 is 94037273603.

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., 27315825625 + 3321447424 = 165275^2 + 57632^2 .

It is a cyclic number.

It is not a de Polignac number, because 30637273049 - 2⁸ = 30637272793 is a prime.

It is not a weakly prime, because it can be changed into another prime (30637272049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15318636524 + 15318636525.

It is an arithmetic number, because the mean of its divisors is an integer number (15318636525).

Almost surely, 2^30637273049 is an apocalyptic number.

It is an amenable number.

30637273049 is a deficient number, since it is larger than the sum of its proper divisors (1).

30637273049 is an equidigital number, since it uses as much as digits as its factorization.

30637273049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 571536, while the sum is 44.

The spelling of 30637273049 in words is "thirty billion, six hundred thirty-seven million, two hundred seventy-three thousand, forty-nine".