3500607322081 has 3 divisors (see below), whose sum is σ = 3500609193073. Its totient is φ = 3500605451090.

The previous prime is 3500607322057. The next prime is 3500607322097. The reversal of 3500607322081 is 1802237060053.

The square root of 3500607322081 is 1870991.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 3500607322081 - 2¹⁷ = 3500607191009 is a prime.

It is a super-2 number, since 2×3500607322081² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3500607322081.

It is not an unprimeable number, because it can be changed into a prime (3500607322181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 935496 + ... + 2806486.

Almost surely, 2^{3500607322081} is an apocalyptic number.

3500607322081 is the 1870991-st square number.

3500607322081 is the 935496-th centered octagonal number.

It is an amenable number.

3500607322081 is a deficient number, since it is larger than the sum of its proper divisors (1870992).

3500607322081 is an frugal number, since it uses more digits than its factorization.

3500607322081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3741982 (or 1870991 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 3500607322081 in words is "three trillion, five hundred billion, six hundred seven million, three hundred twenty-two thousand, eighty-one".