148592517529 has 9 divisors (see below), whose sum is σ = 149251112413. Its totient is φ = 147936821152.

The previous prime is 148592517509. The next prime is 148592517533. The reversal of 148592517529 is 925715295841.

It is a happy number.

The square root of 148592517529 is 385477.

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

It can be written as a sum of positive squares in 4 ways, for example, as 4080015625 + 144512501904 = 63875^2 + 380148^2 .

It is not a de Polignac number, because 148592517529 - 2²³ = 148584128921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148592517509) 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, 103692597 + ... + 103694029.

Almost surely, 2^148592517529 is an apocalyptic number.

148592517529 is the 385477-th square number.

148592517529 is the 192739-th centered octagonal number.

It is an amenable number.

148592517529 is a deficient number, since it is larger than the sum of its proper divisors (658594884).

148592517529 is an frugal number, since it uses more digits than its factorization.

148592517529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3404 (or 1702 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 58.

The spelling of 148592517529 in words is "one hundred forty-eight billion, five hundred ninety-two million, five hundred seventeen thousand, five hundred twenty-nine".