5171547870 has 112 divisors (see below), whose sum is σ = 14691756240. Its totient is φ = 1306461312.

The previous prime is 5171547869. The next prime is 5171547923. The reversal of 5171547870 is 787451715.

5171547870 is a `hidden beast` number, since 5 + 171 + 5 + 478 + 7 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 119842 + ... + 157178.

It is an arithmetic number, because the mean of its divisors is an integer number (131176395).

Almost surely, 2^5171547870 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5171547870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7345878120).

5171547870 is an abundant number, since it is smaller than the sum of its proper divisors (9520208370).

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

5171547870 is a wasteful number, since it uses less digits than its factorization.

5171547870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37381 (or 37366 counting only the distinct ones).

The product of its (nonzero) digits is 274400, while the sum is 45.

The square root of 5171547870 is about 71913.4748847530. The cubic root of 5171547870 is about 1729.3126419472.

The spelling of 5171547870 in words is "five billion, one hundred seventy-one million, five hundred forty-seven thousand, eight hundred seventy".