6489063542 has 8 divisors (see below), whose sum is σ = 10482333456. Its totient is φ = 2994952392.

The previous prime is 6489063487. The next prime is 6489063547. The reversal of 6489063542 is 2453609846.

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

It is a super-2 number, since 2×6489063542² = 84215891304227171528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489063547) 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, 124789658 + ... + 124789709.

It is an arithmetic number, because the mean of its divisors is an integer number (1310291682).

Almost surely, 2^6489063542 is an apocalyptic number.

6489063542 is a deficient number, since it is larger than the sum of its proper divisors (3993269914).

6489063542 is a wasteful number, since it uses less digits than its factorization.

6489063542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249579382.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 6489063542 is about 80554.7238962434. The cubic root of 6489063542 is about 1865.2083125925.

The spelling of 6489063542 in words is "six billion, four hundred eighty-nine million, sixty-three thousand, five hundred forty-two".