5071898820 has 96 divisors (see below), whose sum is σ = 14965896960. Its totient is φ = 1280857600.

The previous prime is 5071898807. The next prime is 5071898831. The reversal of 5071898820 is 288981705.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5071898820.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121186 + ... + 157574.

It is an arithmetic number, because the mean of its divisors is an integer number (155894760).

Almost surely, 2^5071898820 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 5071898820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7482948480).

5071898820 is an abundant number, since it is smaller than the sum of its proper divisors (9893998140).

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

5071898820 is a wasteful number, since it uses less digits than its factorization.

5071898820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36525 (or 36523 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 48.

The square root of 5071898820 is about 71217.2649011460. The cubic root of 5071898820 is about 1718.1333205477.

The spelling of 5071898820 in words is "five billion, seventy-one million, eight hundred ninety-eight thousand, eight hundred twenty".