5496664976640 has 864 divisors, whose sum is σ = 21556655318016. Its totient is φ = 1335013539840.

The previous prime is 5496664976599. The next prime is 5496664976653. The reversal of 5496664976640 is 466794666945.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (864).

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

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, 163901314 + ... + 163934846.

It is an arithmetic number, because the mean of its divisors is an integer number (24949832544).

Almost surely, 2^{5496664976640} 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 5496664976640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10778327659008).

5496664976640 is an abundant number, since it is smaller than the sum of its proper divisors (16059990341376).

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

5496664976640 is a wasteful number, since it uses less digits than its factorization.

5496664976640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33617 (or 33591 counting only the distinct ones).

The product of its (nonzero) digits is 1410877440, while the sum is 72.

The spelling of 5496664976640 in words is "five trillion, four hundred ninety-six billion, six hundred sixty-four million, nine hundred seventy-six thousand, six hundred forty".