150973433809 has 9 divisors (see below), whose sum is σ = 165950703849. Its totient is φ = 137244690660.

The previous prime is 150973433801. The next prime is 150973433851. The reversal of 150973433809 is 908334379051.

The square root of 150973433809 is 388553.

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

It is not a de Polignac number, because 150973433809 - 2³ = 150973433801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150973433801) 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, 4256422 + ... + 4291744.

Almost surely, 2^150973433809 is an apocalyptic number.

150973433809 is the 388553-rd square number.

150973433809 is the 194277-th centered octagonal number.

It is an amenable number.

150973433809 is a deficient number, since it is larger than the sum of its proper divisors (14977270040).

150973433809 is an frugal number, since it uses more digits than its factorization.

150973433809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70668 (or 35334 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 150973433809 in words is "one hundred fifty billion, nine hundred seventy-three million, four hundred thirty-three thousand, eight hundred nine".