5307578028 has 192 divisors, whose sum is σ = 15187200000. Its totient is φ = 1596381696.

The previous prime is 5307577969. The next prime is 5307578083. The reversal of 5307578028 is 8208757035.

5307578028 is a `hidden beast` number, since 53 + 0 + 7 + 578 + 0 + 28 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4700568 + ... + 4701696.

It is an arithmetic number, because the mean of its divisors is an integer number (79100000).

Almost surely, 2^5307578028 is an apocalyptic number.

5307578028 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5307578028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7593600000).

5307578028 is an abundant number, since it is smaller than the sum of its proper divisors (9879621972).

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

5307578028 is a wasteful number, since it uses less digits than its factorization.

5307578028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1269 (or 1261 counting only the distinct ones).

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

The square root of 5307578028 is about 72853.1264119804. The cubic root of 5307578028 is about 1744.3439736721.

The spelling of 5307578028 in words is "five billion, three hundred seven million, five hundred seventy-eight thousand, twenty-eight".