126969143967 has 6 divisors (see below), whose sum is σ = 183399874632. Its totient is φ = 84646095972.

The previous prime is 126969143963. The next prime is 126969143969. The reversal of 126969143967 is 769341969621.

126969143967 is a `hidden beast` number, since 1 + 26 + 96 + 91 + 439 + 6 + 7 = 666.

It is not a de Polignac number, because 126969143967 - 2² = 126969143963 is a prime.

It is a super-2 number, since 2×126969143967² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126969143963) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7053841323 + ... + 7053841340.

It is an arithmetic number, because the mean of its divisors is an integer number (30566645772).

Almost surely, 2^126969143967 is an apocalyptic number.

126969143967 is a deficient number, since it is larger than the sum of its proper divisors (56430730665).

126969143967 is a wasteful number, since it uses less digits than its factorization.

126969143967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14107682669 (or 14107682666 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The spelling of 126969143967 in words is "one hundred twenty-six billion, nine hundred sixty-nine million, one hundred forty-three thousand, nine hundred sixty-seven".