5978450816 has 32 divisors (see below), whose sum is σ = 12826367400. Its totient is φ = 2759284224.

The previous prime is 5978450813. The next prime is 5978450831. The reversal of 5978450816 is 6180548795.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5978450813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1794746 + ... + 1798073.

Almost surely, 2^5978450816 is an apocalyptic number.

It is an amenable number.

5978450816 is an abundant number, since it is smaller than the sum of its proper divisors (6847916584).

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

5978450816 is a wasteful number, since it uses less digits than its factorization.

5978450816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3592846 (or 3592834 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 53.

The square root of 5978450816 is about 77320.4424198413. The cubic root of 5978450816 is about 1814.9425684888.

The spelling of 5978450816 in words is "five billion, nine hundred seventy-eight million, four hundred fifty thousand, eight hundred sixteen".