126303040551 has 8 divisors (see below), whose sum is σ = 168406116480. Its totient is φ = 84200995832.

The previous prime is 126303040547. The next prime is 126303040553. The reversal of 126303040551 is 155040303621.

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

It is a cyclic number.

It is not a de Polignac number, because 126303040551 - 2² = 126303040547 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126303040553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98230 + ... + 512108.

It is an arithmetic number, because the mean of its divisors is an integer number (21050764560).

Almost surely, 2^126303040551 is an apocalyptic number.

126303040551 is a deficient number, since it is larger than the sum of its proper divisors (42103075929).

126303040551 is a wasteful number, since it uses less digits than its factorization.

126303040551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515605.

The product of its (nonzero) digits is 10800, while the sum is 30.

The spelling of 126303040551 in words is "one hundred twenty-six billion, three hundred three million, forty thousand, five hundred fifty-one".