3630351601 has 4 divisors (see below), whose sum is σ = 3718896804. Its totient is φ = 3541806400.

The previous prime is 3630351589. The next prime is 3630351661. The reversal of 3630351601 is 1061530363.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1061530363 = 197 ⋅5388479.

It can be written as a sum of positive squares in 2 ways, for example, as 158785201 + 3471566400 = 12601^2 + 58920^2 .

It is a cyclic number.

It is not a de Polignac number, because 3630351601 - 2¹⁵ = 3630318833 is a prime.

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 3630351601.

It is not an unprimeable number, because it can be changed into a prime (3630351661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44272540 + ... + 44272621.

It is an arithmetic number, because the mean of its divisors is an integer number (929724201).

Almost surely, 2^3630351601 is an apocalyptic number.

It is an amenable number.

3630351601 is a deficient number, since it is larger than the sum of its proper divisors (88545203).

3630351601 is an equidigital number, since it uses as much as digits as its factorization.

3630351601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88545202.

The product of its (nonzero) digits is 4860, while the sum is 28.

The square root of 3630351601 is about 60252.3991306570. The cubic root of 3630351601 is about 1536.9139866079.

Adding to 3630351601 its reverse (1061530363), we get a palindrome (4691881964).

The spelling of 3630351601 in words is "three billion, six hundred thirty million, three hundred fifty-one thousand, six hundred one".