5571478458 has 96 divisors (see below), whose sum is σ = 15510438720. Its totient is φ = 1469391840.

The previous prime is 5571478457. The next prime is 5571478489. The reversal of 5571478458 is 8548741755.

5571478458 is a `hidden beast` number, since 55 + 71 + 4 + 78 + 458 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (5571478457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46588 + ... + 115383.

It is an arithmetic number, because the mean of its divisors is an integer number (161567070).

Almost surely, 2^5571478458 is an apocalyptic number.

5571478458 is an abundant number, since it is smaller than the sum of its proper divisors (9938960262).

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

5571478458 is a wasteful number, since it uses less digits than its factorization.

5571478458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162009 (or 161996 counting only the distinct ones).

The product of its digits is 6272000, while the sum is 54.

The square root of 5571478458 is about 74642.3369007161. The cubic root of 5571478458 is about 1772.7880621951.

The spelling of 5571478458 in words is "five billion, five hundred seventy-one million, four hundred seventy-eight thousand, four hundred fifty-eight".