148399841529 has 45 divisors (see below), whose sum is σ = 231865790079. Its totient is φ = 94580933040.

The previous prime is 148399841479. The next prime is 148399841591. The reversal of 148399841529 is 925148993841.

The square root of 148399841529 is 385227.

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

148399841529 is a `hidden beast` number, since 1 + 483 + 9 + 98 + 41 + 5 + 29 = 666.

It can be written as a sum of positive squares in only one way, i.e., 159441129 + 148240400400 = 12627^2 + 385020^2 .

It is a de Polignac number, because none of the positive numbers 2^k-148399841529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148399821529) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 79741059 + ... + 79742919.

Almost surely, 2^148399841529 is an apocalyptic number.

148399841529 is the 385227-th square number.

148399841529 is the 192614-th centered octagonal number.

It is an amenable number.

148399841529 is a deficient number, since it is larger than the sum of its proper divisors (83465948550).

148399841529 is an frugal number, since it uses more digits than its factorization.

148399841529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780 (or 1887 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 63.

The spelling of 148399841529 in words is "one hundred forty-eight billion, three hundred ninety-nine million, eight hundred forty-one thousand, five hundred twenty-nine".