6457584542 has 8 divisors (see below), whose sum is σ = 9922630032. Its totient is φ = 3150041200.

The previous prime is 6457584517. The next prime is 6457584547. The reversal of 6457584542 is 2454857546.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6457584547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39375434 + ... + 39375597.

It is an arithmetic number, because the mean of its divisors is an integer number (1240328754).

Almost surely, 2^6457584542 is an apocalyptic number.

6457584542 is a deficient number, since it is larger than the sum of its proper divisors (3465045490).

6457584542 is a wasteful number, since it uses less digits than its factorization.

6457584542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78751074.

The product of its digits is 5376000, while the sum is 50.

The square root of 6457584542 is about 80359.0974439111. The cubic root of 6457584542 is about 1862.1873274920.

The spelling of 6457584542 in words is "six billion, four hundred fifty-seven million, five hundred eighty-four thousand, five hundred forty-two".