126607849511 has 16 divisors (see below), whose sum is σ = 150058409760. Its totient is φ = 105304120320.

The previous prime is 126607849471. The next prime is 126607849559. The reversal of 126607849511 is 115948706621.

It is a cyclic number.

It is not a de Polignac number, because 126607849511 - 2⁶ = 126607849447 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 126607849511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126607849591) 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, 3901406 + ... + 3933723.

It is an arithmetic number, because the mean of its divisors is an integer number (9378650610).

Almost surely, 2^126607849511 is an apocalyptic number.

126607849511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

126607849511 is a deficient number, since it is larger than the sum of its proper divisors (23450560249).

126607849511 is a wasteful number, since it uses less digits than its factorization.

126607849511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7835266.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 126607849511 in words is "one hundred twenty-six billion, six hundred seven million, eight hundred forty-nine thousand, five hundred eleven".