126116328077 has 4 divisors (see below), whose sum is σ = 126117110496. Its totient is φ = 126115545660.

The previous prime is 126116328067. The next prime is 126116328083. The reversal of 126116328077 is 770823611621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 126116328077 - 2¹⁴ = 126116311693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126116328017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50543 + ... + 504764.

It is an arithmetic number, because the mean of its divisors is an integer number (31529277624).

Almost surely, 2^126116328077 is an apocalyptic number.

It is an amenable number.

126116328077 is a deficient number, since it is larger than the sum of its proper divisors (782419).

126116328077 is an equidigital number, since it uses as much as digits as its factorization.

126116328077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782418.

The product of its (nonzero) digits is 169344, while the sum is 44.

Adding to 126116328077 its reverse (770823611621), we get a palindrome (896939939698).

The spelling of 126116328077 in words is "one hundred twenty-six billion, one hundred sixteen million, three hundred twenty-eight thousand, seventy-seven".