5197871952 has 320 divisors, whose sum is σ = 19332096000. Its totient is φ = 1298529792.

The previous prime is 5197871911. The next prime is 5197871963. The reversal of 5197871952 is 2591787915.

5197871952 is a `hidden beast` number, since 519 + 7 + 8 + 71 + 9 + 52 = 666.

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

It is a congruent number.

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, 743449 + ... + 750407.

It is an arithmetic number, because the mean of its divisors is an integer number (60412800).

Almost surely, 2^5197871952 is an apocalyptic number.

5197871952 is a gapful number since it is divisible by the number (52) 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 5197871952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9666048000).

5197871952 is an abundant number, since it is smaller than the sum of its proper divisors (14134224048).

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

5197871952 is a wasteful number, since it uses less digits than its factorization.

5197871952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7015 (or 7003 counting only the distinct ones).

The product of its digits is 1587600, while the sum is 54.

The square root of 5197871952 is about 72096.2686413104. The cubic root of 5197871952 is about 1732.2418453078.

The spelling of 5197871952 in words is "five billion, one hundred ninety-seven million, eight hundred seventy-one thousand, nine hundred fifty-two".