5651468672 has 128 divisors (see below), whose sum is σ = 11875248000. Its totient is φ = 2676731904.

The previous prime is 5651468617. The next prime is 5651468723. The reversal of 5651468672 is 2768641565.

It is a tau number, because it is divible by the number of its divisors (128).

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5651468672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40657979 + ... + 40658117.

It is an arithmetic number, because the mean of its divisors is an integer number (92775375).

Almost surely, 2^5651468672 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 5651468672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5937624000).

5651468672 is an abundant number, since it is smaller than the sum of its proper divisors (6223779328).

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

5651468672 is a wasteful number, since it uses less digits than its factorization.

5651468672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368 (or 356 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

The square root of 5651468672 is about 75176.2507178963. The cubic root of 5651468672 is about 1781.2318065371.

The spelling of 5651468672 in words is "five billion, six hundred fifty-one million, four hundred sixty-eight thousand, six hundred seventy-two".