35630715521 has 2 divisors, whose sum is σ = 35630715522. Its totient is φ = 35630715520.

The previous prime is 35630715509. The next prime is 35630715541. The reversal of 35630715521 is 12551703653.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35630715121 + 400 = 188761^2 + 20^2 .

It is a cyclic number.

It is not a de Polignac number, because 35630715521 - 2⁶ = 35630715457 is a prime.

It is not a weakly prime, because it can be changed into another prime (35630715541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17815357760 + 17815357761.

It is an arithmetic number, because the mean of its divisors is an integer number (17815357761).

Almost surely, 2^35630715521 is an apocalyptic number.

It is an amenable number.

35630715521 is a deficient number, since it is larger than the sum of its proper divisors (1).

35630715521 is an equidigital number, since it uses as much as digits as its factorization.

35630715521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 35630715521 in words is "thirty-five billion, six hundred thirty million, seven hundred fifteen thousand, five hundred twenty-one".