5201064540 has 192 divisors, whose sum is σ = 18727833600. Its totient is φ = 1173699072.

The previous prime is 5201064521. The next prime is 5201064569. The reversal of 5201064540 is 454601025.

5201064540 is a `hidden beast` number, since 5 + 2 + 0 + 10 + 645 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 289912 + ... + 307328.

It is an arithmetic number, because the mean of its divisors is an integer number (97540800).

Almost surely, 2^5201064540 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 5201064540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9363916800).

5201064540 is an abundant number, since it is smaller than the sum of its proper divisors (13526769060).

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

5201064540 is a wasteful number, since it uses less digits than its factorization.

5201064540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17521 (or 17513 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5201064540 is about 72118.4063883833. The cubic root of 5201064540 is about 1732.5964264840.

Adding to 5201064540 its reverse (454601025), we get a palindrome (5655665565).

The spelling of 5201064540 in words is "five billion, two hundred one million, sixty-four thousand, five hundred forty".