3525476645 has 4 divisors (see below), whose sum is σ = 4230571980. Its totient is φ = 2820381312.

The previous prime is 3525476641. The next prime is 3525476653. The reversal of 3525476645 is 5466745253.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 389588644 + 3135888001 = 19738^2 + 55999^2 .

It is a cyclic number.

It is not a de Polignac number, because 3525476645 - 2² = 3525476641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3525476645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3525476641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352547660 + ... + 352547669.

It is an arithmetic number, because the mean of its divisors is an integer number (1057642995).

Almost surely, 2^3525476645 is an apocalyptic number.

It is an amenable number.

3525476645 is a deficient number, since it is larger than the sum of its proper divisors (705095335).

3525476645 is an equidigital number, since it uses as much as digits as its factorization.

3525476645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705095334.

The product of its digits is 3024000, while the sum is 47.

The square root of 3525476645 is about 59375.7243745287. The cubic root of 3525476645 is about 1521.9694929543.

The spelling of 3525476645 in words is "three billion, five hundred twenty-five million, four hundred seventy-six thousand, six hundred forty-five".