126115330065105 has 32 divisors (see below), whose sum is σ = 212830427520000. Its totient is φ = 63593731599552.

The previous prime is 126115330065091. The next prime is 126115330065107. The reversal of 126115330065105 is 501560033511621.

It is not a de Polignac number, because 126115330065105 - 2¹⁵ = 126115330032337 is a prime.

It is a super-2 number, since 2×126115330065105² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (126115330065107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 443254509 + ... + 443538938.

It is an arithmetic number, because the mean of its divisors is an integer number (6650950860000).

Almost surely, 2^{126115330065105} is an apocalyptic number.

126115330065105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126115330065105 is a deficient number, since it is larger than the sum of its proper divisors (86715097454895).

126115330065105 is a wasteful number, since it uses less digits than its factorization.

126115330065105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886793973.

The product of its (nonzero) digits is 81000, while the sum is 39.

Adding to 126115330065105 its reverse (501560033511621), we get a palindrome (627675363576726).

The spelling of 126115330065105 in words is "one hundred twenty-six trillion, one hundred fifteen billion, three hundred thirty million, sixty-five thousand, one hundred five".