6653463869952 has 320 divisors, whose sum is σ = 20559994076160. Its totient is φ = 2120466788352.

The previous prime is 6653463869947. The next prime is 6653463869977. The reversal of 6653463869952 is 2599683643566.

6653463869952 is a `hidden beast` number, since 6 + 6 + 53 + 463 + 8 + 69 + 9 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1433007343 + ... + 1433011985.

It is an arithmetic number, because the mean of its divisors is an integer number (64249981488).

Almost surely, 2^{6653463869952} 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 6653463869952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10279997038080).

6653463869952 is an abundant number, since it is smaller than the sum of its proper divisors (13906530206208).

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

6653463869952 is a wasteful number, since it uses less digits than its factorization.

6653463869952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9200 (or 9178 counting only the distinct ones).

The product of its digits is 1511654400, while the sum is 72.

The spelling of 6653463869952 in words is "six trillion, six hundred fifty-three billion, four hundred sixty-three million, eight hundred sixty-nine thousand, nine hundred fifty-two".