126376816 has 10 divisors (see below), whose sum is σ = 244855112. Its totient is φ = 63188400.

The previous prime is 126376813. The next prime is 126376819. The reversal of 126376816 is 618673621.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (126376813) and next prime (126376819).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126376813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3949260 + ... + 3949291.

Almost surely, 2^126376816 is an apocalyptic number.

126376816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126376816 is a deficient number, since it is larger than the sum of its proper divisors (118478296).

126376816 is an equidigital number, since it uses as much as digits as its factorization.

126376816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7898559 (or 7898553 counting only the distinct ones).

The product of its digits is 72576, while the sum is 40.

The square root of 126376816 is about 11241.7443486320. The cubic root of 126376816 is about 501.8290556191.

The spelling of 126376816 in words is "one hundred twenty-six million, three hundred seventy-six thousand, eight hundred sixteen".