3552043657 has 8 divisors (see below), whose sum is σ = 3562144200. Its totient is φ = 3541958784.

The previous prime is 3552043637. The next prime is 3552043661. The reversal of 3552043657 is 7563402553.

It can be written as a sum of positive squares in 4 ways, for example, as 2260431936 + 1291611721 = 47544^2 + 35939^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3552043657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3552043637) 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, 558069 + ... + 564397.

It is an arithmetic number, because the mean of its divisors is an integer number (445268025).

Almost surely, 2^3552043657 is an apocalyptic number.

It is an amenable number.

3552043657 is a deficient number, since it is larger than the sum of its proper divisors (10100543).

3552043657 is an equidigital number, since it uses as much as digits as its factorization.

3552043657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7835.

The product of its (nonzero) digits is 378000, while the sum is 40.

The square root of 3552043657 is about 59599.0239601287. The cubic root of 3552043657 is about 1525.7829761618.

The spelling of 3552043657 in words is "three billion, five hundred fifty-two million, forty-three thousand, six hundred fifty-seven".