7537896543529 has 9 divisors (see below), whose sum is σ = 8285489727319. Its totient is φ = 6852605766160.

The previous prime is 7537896543503. The next prime is 7537896543599. The reversal of 7537896543529 is 9253456987357.

The square root of 7537896543529 is 2745523.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 6218265386025 + 1319631157504 = 2493645^2 + 1148752^2 .

It is not a de Polignac number, because 7537896543529 - 2²⁷ = 7537762325801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7537896543599) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30075957 + ... + 30325549.

Almost surely, 2^{7537896543529} is an apocalyptic number.

7537896543529 is the 2745523-rd square number.

7537896543529 is the 1372762-nd centered octagonal number.

It is an amenable number.

7537896543529 is a deficient number, since it is larger than the sum of its proper divisors (747593183790).

7537896543529 is an frugal number, since it uses more digits than its factorization.

7537896543529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499208 (or 249604 counting only the distinct ones).

The product of its digits is 1714608000, while the sum is 73.

The spelling of 7537896543529 in words is "seven trillion, five hundred thirty-seven billion, eight hundred ninety-six million, five hundred forty-three thousand, five hundred twenty-nine".