5471178064 has 80 divisors (see below), whose sum is σ = 11747623104. Its totient is φ = 2447667200.

The previous prime is 5471177993. The next prime is 5471178071. The reversal of 5471178064 is 4608711745.

It is a self number, because there is not a number n which added to its sum of digits gives 5471178064.

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, 5156094 + ... + 5157154.

Almost surely, 2^5471178064 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 5471178064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5873811552).

5471178064 is an abundant number, since it is smaller than the sum of its proper divisors (6276445040).

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

5471178064 is a wasteful number, since it uses less digits than its factorization.

5471178064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1516 (or 1510 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 43.

The square root of 5471178064 is about 73967.4121759035. The cubic root of 5471178064 is about 1762.0853879391.

The spelling of 5471178064 in words is "five billion, four hundred seventy-one million, one hundred seventy-eight thousand, sixty-four".