3668436953 has 8 divisors (see below), whose sum is σ = 3937437288. Its totient is φ = 3405348864.

The previous prime is 3668436943. The next prime is 3668436991. The reversal of 3668436953 is 3596348663.

3668436953 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 549996304 + 3118440649 = 23452^2 + 55843^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3668436953 - 2⁸ = 3668436697 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3668436895 and 3668436904.

It is not an unprimeable number, because it can be changed into a prime (3668436943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1476776 + ... + 1479257.

It is an arithmetic number, because the mean of its divisors is an integer number (492179661).

Almost surely, 2^3668436953 is an apocalyptic number.

It is an amenable number.

3668436953 is a deficient number, since it is larger than the sum of its proper divisors (269000335).

3668436953 is a wasteful number, since it uses less digits than its factorization.

3668436953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956123.

The product of its digits is 8398080, while the sum is 53.

The square root of 3668436953 is about 60567.6229763064. The cubic root of 3668436953 is about 1542.2697952441.

It can be divided in two parts, 36684 and 36953, that added together give a palindrome (73637).

The spelling of 3668436953 in words is "three billion, six hundred sixty-eight million, four hundred thirty-six thousand, nine hundred fifty-three".