5257720052572 has 192 divisors, whose sum is σ = 10478250034560. Its totient is φ = 2291543654400.

The previous prime is 5257720052539. The next prime is 5257720052639. The reversal of 5257720052572 is 2752500277525.

It is a happy number.

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, 11405032422 + ... + 11405032882.

It is an arithmetic number, because the mean of its divisors is an integer number (54574218930).

Almost surely, 2^{5257720052572} is an apocalyptic number.

5257720052572 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5257720052572 is a deficient number, since it is larger than the sum of its proper divisors (5220529981988).

5257720052572 is a wasteful number, since it uses less digits than its factorization.

5257720052572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 3430000, while the sum is 49.

The spelling of 5257720052572 in words is "five trillion, two hundred fifty-seven billion, seven hundred twenty million, fifty-two thousand, five hundred seventy-two".