126200925069 has 16 divisors (see below), whose sum is σ = 177415956480. Its totient is φ = 79574514480.

The previous prime is 126200925049. The next prime is 126200925077. The reversal of 126200925069 is 960529002621.

It is not a de Polignac number, because 126200925069 - 2¹¹ = 126200923021 is a prime.

It is a super-2 number, since 2×126200925069² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 126200925069.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126200925029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1789167 + ... + 1858364.

It is an arithmetic number, because the mean of its divisors is an integer number (11088497280).

Almost surely, 2^126200925069 is an apocalyptic number.

126200925069 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

126200925069 is a deficient number, since it is larger than the sum of its proper divisors (51215031411).

126200925069 is a wasteful number, since it uses less digits than its factorization.

126200925069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3648160.

The product of its (nonzero) digits is 116640, while the sum is 42.

The spelling of 126200925069 in words is "one hundred twenty-six billion, two hundred million, nine hundred twenty-five thousand, sixty-nine".