126445253967 has 12 divisors (see below), whose sum is σ = 184081281280. Its totient is φ = 83633080608.

The previous prime is 126445253953. The next prime is 126445253981. The reversal of 126445253967 is 769352544621.

It is a happy number.

126445253967 is a `hidden beast` number, since 1 + 2 + 6 + 4 + 45 + 2 + 539 + 67 = 666.

It is an interprime number because it is at equal distance from previous prime (126445253953) and next prime (126445253981).

It is not a de Polignac number, because 126445253967 - 2⁷ = 126445253839 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 (126445253927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55311742 + ... + 55314027.

Almost surely, 2^126445253967 is an apocalyptic number.

126445253967 is a deficient number, since it is larger than the sum of its proper divisors (57636027313).

126445253967 is a wasteful number, since it uses less digits than its factorization.

126445253967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110625902 (or 110625899 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 54.

The spelling of 126445253967 in words is "one hundred twenty-six billion, four hundred forty-five million, two hundred fifty-three thousand, nine hundred sixty-seven".