126122566273 has 8 divisors (see below), whose sum is σ = 140944065696. Its totient is φ = 111860368800.

The previous prime is 126122566267. The next prime is 126122566289. The reversal of 126122566273 is 372665221621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 126122566273 - 2²¹ = 126120469121 is a prime.

It is a super-2 number, since 2×126122566273² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126122566223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139825011 + ... + 139825912.

It is an arithmetic number, because the mean of its divisors is an integer number (17618008212).

Almost surely, 2^126122566273 is an apocalyptic number.

It is an amenable number.

126122566273 is a deficient number, since it is larger than the sum of its proper divisors (14821499423).

126122566273 is a wasteful number, since it uses less digits than its factorization.

126122566273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279650975.

The product of its digits is 362880, while the sum is 43.

Adding to 126122566273 its reverse (372665221621), we get a palindrome (498787787894).

The spelling of 126122566273 in words is "one hundred twenty-six billion, one hundred twenty-two million, five hundred sixty-six thousand, two hundred seventy-three".