6557348737 has 8 divisors (see below), whose sum is σ = 6845520960. Its totient is φ = 6269432400.

The previous prime is 6557348713. The next prime is 6557348741. The reversal of 6557348737 is 7378437556.

It is a happy number.

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 6557348737 - 2¹¹ = 6557346689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6557348437) 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, 10639 + ... + 115012.

It is an arithmetic number, because the mean of its divisors is an integer number (855690120).

Almost surely, 2^6557348737 is an apocalyptic number.

It is an amenable number.

6557348737 is a deficient number, since it is larger than the sum of its proper divisors (288172223).

6557348737 is a wasteful number, since it uses less digits than its factorization.

6557348737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127943.

The product of its digits is 14817600, while the sum is 55.

The square root of 6557348737 is about 80977.4582028851. The cubic root of 6557348737 is about 1871.7280999867.

The spelling of 6557348737 in words is "six billion, five hundred fifty-seven million, three hundred forty-eight thousand, seven hundred thirty-seven".