5260375172520 has 192 divisors, whose sum is σ = 18908916783120. Its totient is φ = 1259865280512.

The previous prime is 5260375172473. The next prime is 5260375172531. The reversal of 5260375172520 is 252715730625.

5260375172520 is a `hidden beast` number, since 5 + 2 + 6 + 0 + 3 + 7 + 51 + 72 + 520 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 4120404694884 + 1139970477636 = 2029878^2 + 1067694^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15016189 + ... + 15362508.

Almost surely, 2^{5260375172520} is an apocalyptic number.

It is an amenable number.

5260375172520 is an abundant number, since it is smaller than the sum of its proper divisors (13648541610600).

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

5260375172520 is a wasteful number, since it uses less digits than its factorization.

5260375172520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30378764 (or 30378757 counting only the distinct ones).

The product of its (nonzero) digits is 882000, while the sum is 45.

The spelling of 5260375172520 in words is "five trillion, two hundred sixty billion, three hundred seventy-five million, one hundred seventy-two thousand, five hundred twenty".