126128811302 has 16 divisors (see below), whose sum is σ = 203754384960. Its totient is φ = 58211056512.

The previous prime is 126128811251. The next prime is 126128811307. The reversal of 126128811302 is 203118821621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126128811307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732974 + ... + 888542.

It is an arithmetic number, because the mean of its divisors is an integer number (12734649060).

Almost surely, 2^126128811302 is an apocalyptic number.

126128811302 is a deficient number, since it is larger than the sum of its proper divisors (77625573658).

126128811302 is a wasteful number, since it uses less digits than its factorization.

126128811302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186767.

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 126128811302 in words is "one hundred twenty-six billion, one hundred twenty-eight million, eight hundred eleven thousand, three hundred two".