5478988797 has 24 divisors (see below), whose sum is σ = 8210669376. Its totient is φ = 3651119712.

The previous prime is 5478988787. The next prime is 5478988819. The reversal of 5478988797 is 7978898745.

5478988797 is a `hidden beast` number, since 5 + 478 + 9 + 88 + 79 + 7 = 666.

It is not a de Polignac number, because 5478988797 - 2⁶ = 5478988733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5478988777) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1107313 + ... + 1112249.

It is an arithmetic number, because the mean of its divisors is an integer number (342111224).

Almost surely, 2^5478988797 is an apocalyptic number.

It is an amenable number.

5478988797 is a deficient number, since it is larger than the sum of its proper divisors (2731680579).

5478988797 is an equidigital number, since it uses as much as digits as its factorization.

5478988797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9519 (or 9507 counting only the distinct ones).

The product of its digits is 284497920, while the sum is 72.

The square root of 5478988797 is about 74020.1918195299. The cubic root of 5478988797 is about 1762.9235154266.

The spelling of 5478988797 in words is "five billion, four hundred seventy-eight million, nine hundred eighty-eight thousand, seven hundred ninety-seven".