5605678064 has 40 divisors (see below), whose sum is σ = 12417940320. Its totient is φ = 2401394688.

The previous prime is 5605678061. The next prime is 5605678097. The reversal of 5605678064 is 4608765065.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605678061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285392 + ... + 304400.

It is an arithmetic number, because the mean of its divisors is an integer number (310448508).

Almost surely, 2^5605678064 is an apocalyptic number.

It is an amenable number.

5605678064 is an abundant number, since it is smaller than the sum of its proper divisors (6812262256).

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

5605678064 is a wasteful number, since it uses less digits than its factorization.

5605678064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21657 (or 21651 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 47.

The square root of 5605678064 is about 74871.0762845039. The cubic root of 5605678064 is about 1776.4079883370.

The spelling of 5605678064 in words is "five billion, six hundred five million, six hundred seventy-eight thousand, sixty-four".