148542409744 has 15 divisors (see below), whose sum is σ = 287803905853. Its totient is φ = 74270434048.

The previous prime is 148542409733. The next prime is 148542409793. The reversal of 148542409744 is 447904245841.

The square root of 148542409744 is 385412.

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., 10539075600 + 138003334144 = 102660^2 + 371488^2 .

It is a super-2 number, since 2×148542409744² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 148542409691 and 148542409700.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1493472 + ... + 1589824.

Almost surely, 2^148542409744 is an apocalyptic number.

148542409744 is the 385412-nd square number.

It is an amenable number.

148542409744 is a deficient number, since it is larger than the sum of its proper divisors (139261496109).

148542409744 is an frugal number, since it uses more digits than its factorization.

148542409744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192714 (or 96355 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 52.

The spelling of 148542409744 in words is "one hundred forty-eight billion, five hundred forty-two million, four hundred nine thousand, seven hundred forty-four".