126129810759 has 16 divisors (see below), whose sum is σ = 172118677632. Its totient is φ = 82114528608.

The previous prime is 126129810613. The next prime is 126129810769. The reversal of 126129810759 is 957018921621.

It is not a de Polignac number, because 126129810759 - 2¹⁹ = 126129286471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126129810769) 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, 563077 + ... + 754529.

It is an arithmetic number, because the mean of its divisors is an integer number (10757417352).

Almost surely, 2^126129810759 is an apocalyptic number.

126129810759 is a deficient number, since it is larger than the sum of its proper divisors (45988866873).

126129810759 is a wasteful number, since it uses less digits than its factorization.

126129810759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196606.

The product of its (nonzero) digits is 544320, while the sum is 51.

The spelling of 126129810759 in words is "one hundred twenty-six billion, one hundred twenty-nine million, eight hundred ten thousand, seven hundred fifty-nine".