126884150109 has 60 divisors (see below), whose sum is σ = 196593842016. Its totient is φ = 81552193632.

The previous prime is 126884150083. The next prime is 126884150161. The reversal of 126884150109 is 901051488621.

It is a happy number.

126884150109 is a `hidden beast` number, since 1 + 2 + 68 + 84 + 1 + 501 + 0 + 9 = 666.

It is not a de Polignac number, because 126884150109 - 2¹⁷ = 126884019037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126884150609) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 83311222 + ... + 83312744.

Almost surely, 2^126884150109 is an apocalyptic number.

It is an amenable number.

126884150109 is a deficient number, since it is larger than the sum of its proper divisors (69709691907).

126884150109 is a wasteful number, since it uses less digits than its factorization.

126884150109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816 (or 2778 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 45.

The spelling of 126884150109 in words is "one hundred twenty-six billion, eight hundred eighty-four million, one hundred fifty thousand, one hundred nine".