3557657542 has 8 divisors (see below), whose sum is σ = 5437174896. Its totient is φ = 1745265912.

The previous prime is 3557657539. The next prime is 3557657561. The reversal of 3557657542 is 2457567553.

It is a happy number.

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

It is a super-2 number, since 2×3557657542² = 25313854372298963528, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16781298 + ... + 16781509.

It is an arithmetic number, because the mean of its divisors is an integer number (679646862).

Almost surely, 2^3557657542 is an apocalyptic number.

3557657542 is a deficient number, since it is larger than the sum of its proper divisors (1879517354).

3557657542 is a wasteful number, since it uses less digits than its factorization.

3557657542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33562862.

The product of its digits is 4410000, while the sum is 49.

The square root of 3557657542 is about 59646.1024879246. The cubic root of 3557657542 is about 1526.5863692144.

The spelling of 3557657542 in words is "three billion, five hundred fifty-seven million, six hundred fifty-seven thousand, five hundred forty-two".