6257543042 has 8 divisors (see below), whose sum is σ = 9411891456. Its totient is φ = 3120245892.

The previous prime is 6257543027. The next prime is 6257543101. The reversal of 6257543042 is 2403457526.

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

It is a super-2 number, since 2×6257543042² = 78313689844965227528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6257542987 and 6257543005.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4261898 + ... + 4263365.

It is an arithmetic number, because the mean of its divisors is an integer number (1176486432).

Almost surely, 2^6257543042 is an apocalyptic number.

6257543042 is a deficient number, since it is larger than the sum of its proper divisors (3154348414).

6257543042 is a wasteful number, since it uses less digits than its factorization.

6257543042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8525632.

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 6257543042 is about 79104.6335052505. The cubic root of 6257543042 is about 1842.7564861869.

The spelling of 6257543042 in words is "six billion, two hundred fifty-seven million, five hundred forty-three thousand, forty-two".