5147657280 has 336 divisors, whose sum is σ = 18295827264. Its totient is φ = 1327656960.

The previous prime is 5147657243. The next prime is 5147657303. The reversal of 5147657280 is 827567415.

5147657280 is a `hidden beast` number, since 5 + 1 + 4 + 76 + 572 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24396375 + ... + 24396585.

Almost surely, 2^5147657280 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 5147657280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9147913632).

5147657280 is an abundant number, since it is smaller than the sum of its proper divisors (13148169984).

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

5147657280 is a wasteful number, since it uses less digits than its factorization.

5147657280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The square root of 5147657280 is about 71747.1761116770. The cubic root of 5147657280 is about 1726.6456079548.

The spelling of 5147657280 in words is "five billion, one hundred forty-seven million, six hundred fifty-seven thousand, two hundred eighty".