35512621489 has 2 divisors, whose sum is σ = 35512621490. Its totient is φ = 35512621488.

The previous prime is 35512621481. The next prime is 35512621511. The reversal of 35512621489 is 98412621553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35309416464 + 203205025 = 187908^2 + 14255^2 .

It is a cyclic number.

It is not a de Polignac number, because 35512621489 - 2³ = 35512621481 is a prime.

It is a super-2 number, since 2×35512621489² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (35512621481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17756310744 + 17756310745.

It is an arithmetic number, because the mean of its divisors is an integer number (17756310745).

Almost surely, 2^35512621489 is an apocalyptic number.

It is an amenable number.

35512621489 is a deficient number, since it is larger than the sum of its proper divisors (1).

35512621489 is an equidigital number, since it uses as much as digits as its factorization.

35512621489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 46.

The spelling of 35512621489 in words is "thirty-five billion, five hundred twelve million, six hundred twenty-one thousand, four hundred eighty-nine".