126144266611 has 16 divisors (see below), whose sum is σ = 141965042688. Its totient is φ = 111076812000.

The previous prime is 126144266597. The next prime is 126144266639. The reversal of 126144266611 is 116662441621.

It is a happy number.

It is not a de Polignac number, because 126144266611 - 2¹⁹ = 126143742323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126144267611) 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, 604165 + ... + 785686.

It is an arithmetic number, because the mean of its divisors is an integer number (8872815168).

Almost surely, 2^126144266611 is an apocalyptic number.

126144266611 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

126144266611 is a deficient number, since it is larger than the sum of its proper divisors (15820776077).

126144266611 is a wasteful number, since it uses less digits than its factorization.

126144266611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1390122.

The product of its digits is 82944, while the sum is 40.

The spelling of 126144266611 in words is "one hundred twenty-six billion, one hundred forty-four million, two hundred sixty-six thousand, six hundred eleven".