126120997381059 has 24 divisors (see below), whose sum is σ = 182328380956800. Its totient is φ = 84009785333760.

The previous prime is 126120997381051. The next prime is 126120997381061. The reversal of 126120997381059 is 950183799021621.

126120997381059 is a `hidden beast` number, since 1 + 2 + 612 + 0 + 9 + 9 + 7 + 3 + 8 + 1 + 0 + 5 + 9 = 666.

It is not a de Polignac number, because 126120997381059 - 2³ = 126120997381051 is a prime.

It is a super-2 number, since 2×126120997381059² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 126120997380987 and 126120997381005.

It is not an unprimeable number, because it can be changed into a prime (126120997381051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94967982 + ... + 96286860.

It is an arithmetic number, because the mean of its divisors is an integer number (7597015873200).

Almost surely, 2^{126120997381059} is an apocalyptic number.

126120997381059 is a deficient number, since it is larger than the sum of its proper divisors (56207383575741).

126120997381059 is a wasteful number, since it uses less digits than its factorization.

126120997381059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1327835 (or 1327832 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 63.

The spelling of 126120997381059 in words is "one hundred twenty-six trillion, one hundred twenty billion, nine hundred ninety-seven million, three hundred eighty-one thousand, fifty-nine".