126052350689 has 2 divisors, whose sum is σ = 126052350690. Its totient is φ = 126052350688.

The previous prime is 126052350679. The next prime is 126052350709. The reversal of 126052350689 is 986053250621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103915969600 + 22136381089 = 322360^2 + 148783^2 .

It is a cyclic number.

It is not a de Polignac number, because 126052350689 - 2³⁶ = 57332873953 is a prime.

It is a super-2 number, since 2×126052350689² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (126052350659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63026175344 + 63026175345.

It is an arithmetic number, because the mean of its divisors is an integer number (63026175345).

Almost surely, 2^126052350689 is an apocalyptic number.

It is an amenable number.

126052350689 is a deficient number, since it is larger than the sum of its proper divisors (1).

126052350689 is an equidigital number, since it uses as much as digits as its factorization.

126052350689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 777600, while the sum is 47.

The spelling of 126052350689 in words is "one hundred twenty-six billion, fifty-two million, three hundred fifty thousand, six hundred eighty-nine".