6486421032 has 320 divisors, whose sum is σ = 22495777920. Its totient is φ = 1700393472.

The previous prime is 6486421021. The next prime is 6486421079. The reversal of 6486421032 is 2301246846.

6486421032 is a `hidden beast` number, since 6 + 4 + 8 + 642 + 1 + 0 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 18692683 + ... + 18693029.

It is an arithmetic number, because the mean of its divisors is an integer number (70299306).

Almost surely, 2^6486421032 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 6486421032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11247888960).

6486421032 is an abundant number, since it is smaller than the sum of its proper divisors (16009356888).

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

6486421032 is a wasteful number, since it uses less digits than its factorization.

6486421032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702 (or 689 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 6486421032 is about 80538.3202705395. The cubic root of 6486421032 is about 1864.9550916264.

Adding to 6486421032 its reverse (2301246846), we get a palindrome (8787667878).

The spelling of 6486421032 in words is "six billion, four hundred eighty-six million, four hundred twenty-one thousand, thirty-two".