126351867766 has 8 divisors (see below), whose sum is σ = 189967542624. Its totient is φ = 63029353560.

The previous prime is 126351867751. The next prime is 126351867781. The reversal of 126351867766 is 667768153621.

It is an interprime number because it is at equal distance from previous prime (126351867751) and next prime (126351867781).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 126351867766.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73289085 + ... + 73290808.

It is an arithmetic number, because the mean of its divisors is an integer number (23745942828).

Almost surely, 2^126351867766 is an apocalyptic number.

126351867766 is a deficient number, since it is larger than the sum of its proper divisors (63615674858).

126351867766 is a wasteful number, since it uses less digits than its factorization.

126351867766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146580326.

The product of its digits is 15240960, while the sum is 58.

The spelling of 126351867766 in words is "one hundred twenty-six billion, three hundred fifty-one million, eight hundred sixty-seven thousand, seven hundred sixty-six".