5646790464 has 112 divisors (see below), whose sum is σ = 17100352896. Its totient is φ = 1610956800.

The previous prime is 5646790463. The next prime is 5646790489. The reversal of 5646790464 is 4640976465.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646790463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020024 + ... + 1025544.

Almost surely, 2^5646790464 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 5646790464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8550176448).

5646790464 is an abundant number, since it is smaller than the sum of its proper divisors (11453562432).

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

5646790464 is a wasteful number, since it uses less digits than its factorization.

5646790464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6304 (or 6294 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 51.

The square root of 5646790464 is about 75145.1293431584. The cubic root of 5646790464 is about 1780.7401777980.

The spelling of 5646790464 in words is "five billion, six hundred forty-six million, seven hundred ninety thousand, four hundred sixty-four".