126551840230 has 16 divisors (see below), whose sum is σ = 239782434480. Its totient is φ = 47956486752.

The previous prime is 126551840197. The next prime is 126551840231. The reversal of 126551840230 is 32048155621.

It is a self number, because there is not a number n which added to its sum of digits gives 126551840230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126551840231) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 333030969 + ... + 333031348.

It is an arithmetic number, because the mean of its divisors is an integer number (14986402155).

Almost surely, 2^126551840230 is an apocalyptic number.

126551840230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126551840230 is a deficient number, since it is larger than the sum of its proper divisors (113230594250).

126551840230 is a wasteful number, since it uses less digits than its factorization.

126551840230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666062343.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 126551840230 its reverse (32048155621), we get a palindrome (158599995851).

The spelling of 126551840230 in words is "one hundred twenty-six billion, five hundred fifty-one million, eight hundred forty thousand, two hundred thirty".