15229150209 has 48 divisors (see below), whose sum is σ = 27089800192. Its totient is φ = 8028284544.

The previous prime is 15229150193. The next prime is 15229150217. The reversal of 15229150209 is 90205192251.

It is a happy number.

It is not a de Polignac number, because 15229150209 - 2⁴ = 15229150193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15229150229) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1750779 + ... + 1759455.

Almost surely, 2^15229150209 is an apocalyptic number.

It is an amenable number.

15229150209 is a deficient number, since it is larger than the sum of its proper divisors (11860649983).

15229150209 is a wasteful number, since it uses less digits than its factorization.

15229150209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10846 (or 10843 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

It can be divided in two parts, 152291 and 50209, that added together give a square (202500 = 450²).

The spelling of 15229150209 in words is "fifteen billion, two hundred twenty-nine million, one hundred fifty thousand, two hundred nine".