6472363320 has 384 divisors, whose sum is σ = 22702680000. Its totient is φ = 1657221120.

The previous prime is 6472363309. The next prime is 6472363409. The reversal of 6472363320 is 233632746.

6472363320 is a `hidden beast` number, since 647 + 2 + 3 + 6 + 3 + 3 + 2 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 43438606 + ... + 43438754.

Almost surely, 2^6472363320 is an apocalyptic number.

6472363320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6472363320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11351340000).

6472363320 is an abundant number, since it is smaller than the sum of its proper divisors (16230316680).

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

6472363320 is a wasteful number, since it uses less digits than its factorization.

6472363320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The square root of 6472363320 is about 80450.9994965880. Note that the first 3 decimals coincide. The cubic root of 6472363320 is about 1863.6068409810.

The spelling of 6472363320 in words is "six billion, four hundred seventy-two million, three hundred sixty-three thousand, three hundred twenty".