37227530720473 has 2 divisors, whose sum is σ = 37227530720474. Its totient is φ = 37227530720472.

The previous prime is 37227530720381. The next prime is 37227530720587. The reversal of 37227530720473 is 37402703572273.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37162532747664 + 64997972809 = 6096108^2 + 254947^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-37227530720473 is a prime.

It is a super-2 number, since 2×37227530720473² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 37227530720473.

It is not a weakly prime, because it can be changed into another prime (37227530726473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18613765360236 + 18613765360237.

It is an arithmetic number, because the mean of its divisors is an integer number (18613765360237).

Almost surely, 2^{37227530720473} is an apocalyptic number.

It is an amenable number.

37227530720473 is a deficient number, since it is larger than the sum of its proper divisors (1).

37227530720473 is an equidigital number, since it uses as much as digits as its factorization.

37227530720473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10372320, while the sum is 52.

The spelling of 37227530720473 in words is "thirty-seven trillion, two hundred twenty-seven billion, five hundred thirty million, seven hundred twenty thousand, four hundred seventy-three".