6458487612 has 72 divisors (see below), whose sum is σ = 16098416880. Its totient is φ = 2014801920.

The previous prime is 6458487611. The next prime is 6458487643. The reversal of 6458487612 is 2167848546.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6458487611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 622564 + ... + 632852.

Almost surely, 2^6458487612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6458487612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8049208440).

6458487612 is an abundant number, since it is smaller than the sum of its proper divisors (9639929268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6458487612 is a wasteful number, since it uses less digits than its factorization.

6458487612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10511 (or 10492 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 51.

The square root of 6458487612 is about 80364.7162130247. The cubic root of 6458487612 is about 1862.2741301818.

The spelling of 6458487612 in words is "six billion, four hundred fifty-eight million, four hundred eighty-seven thousand, six hundred twelve".