6557248351 has 8 divisors (see below), whose sum is σ = 6747123744. Its totient is φ = 6369823200.

The previous prime is 6557248349. The next prime is 6557248409. The reversal of 6557248351 is 1538427556.

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 6557248351 - 2¹ = 6557248349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6557245351) 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, 607131 + ... + 617836.

It is an arithmetic number, because the mean of its divisors is an integer number (843390468).

Almost surely, 2^6557248351 is an apocalyptic number.

6557248351 is a deficient number, since it is larger than the sum of its proper divisors (189875393).

6557248351 is a wasteful number, since it uses less digits than its factorization.

6557248351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225121.

The product of its digits is 1008000, while the sum is 46.

The square root of 6557248351 is about 80976.8383613487. The cubic root of 6557248351 is about 1871.7185485525.

The spelling of 6557248351 in words is "six billion, five hundred fifty-seven million, two hundred forty-eight thousand, three hundred fifty-one".