37630554641 has 2 divisors, whose sum is σ = 37630554642. Its totient is φ = 37630554640.

The previous prime is 37630554601. The next prime is 37630554713. The reversal of 37630554641 is 14645503673.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37605354241 + 25200400 = 193921^2 + 5020^2 .

It is a cyclic number.

It is not a de Polignac number, because 37630554641 - 2¹⁰ = 37630553617 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 37630554592 and 37630554601.

It is not a weakly prime, because it can be changed into another prime (37630554601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18815277320 + 18815277321.

It is an arithmetic number, because the mean of its divisors is an integer number (18815277321).

Almost surely, 2^37630554641 is an apocalyptic number.

It is an amenable number.

37630554641 is a deficient number, since it is larger than the sum of its proper divisors (1).

37630554641 is an equidigital number, since it uses as much as digits as its factorization.

37630554641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 907200, while the sum is 44.

The spelling of 37630554641 in words is "thirty-seven billion, six hundred thirty million, five hundred fifty-four thousand, six hundred forty-one".