126767735065 has 8 divisors (see below), whose sum is σ = 158735251008. Its totient is φ = 97004875440.

The previous prime is 126767735053. The next prime is 126767735069. The reversal of 126767735065 is 560537767621.

It is a happy number.

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

It is not a de Polignac number, because 126767735065 - 2⁵ = 126767735033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 126767734997 and 126767735015.

It is not an unprimeable number, because it can be changed into a prime (126767735069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 551163951 + ... + 551164180.

It is an arithmetic number, because the mean of its divisors is an integer number (19841906376).

Almost surely, 2^126767735065 is an apocalyptic number.

It is an amenable number.

126767735065 is a deficient number, since it is larger than the sum of its proper divisors (31967515943).

126767735065 is a wasteful number, since it uses less digits than its factorization.

126767735065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102328159.

The product of its (nonzero) digits is 11113200, while the sum is 55.

The spelling of 126767735065 in words is "one hundred twenty-six billion, seven hundred sixty-seven million, seven hundred thirty-five thousand, sixty-five".