6731252525 has 6 divisors (see below), whose sum is σ = 8346753162. Its totient is φ = 5385002000.

The previous prime is 6731252497. The next prime is 6731252537. The reversal of 6731252525 is 5252521376.

It can be written as a sum of positive squares in 3 ways, for example, as 537405124 + 6193847401 = 23182^2 + 78701^2 .

It is not a de Polignac number, because 6731252525 - 2³⁰ = 5657510701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 134625026 + ... + 134625075.

It is an arithmetic number, because the mean of its divisors is an integer number (1391125527).

Almost surely, 2^6731252525 is an apocalyptic number.

It is an amenable number.

6731252525 is a deficient number, since it is larger than the sum of its proper divisors (1615500637).

6731252525 is a wasteful number, since it uses less digits than its factorization.

6731252525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269250111 (or 269250106 counting only the distinct ones).

The product of its digits is 126000, while the sum is 38.

The square root of 6731252525 is about 82044.2107951560. The cubic root of 6731252525 is about 1888.1302978106.

The spelling of 6731252525 in words is "six billion, seven hundred thirty-one million, two hundred fifty-two thousand, five hundred twenty-five".