126051243254 has 8 divisors (see below), whose sum is σ = 189097357680. Its totient is φ = 63018790696.

The previous prime is 126051243239. The next prime is 126051243257. The reversal of 126051243254 is 452342150621.

126051243254 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126051243257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3392369 + ... + 3429324.

It is an arithmetic number, because the mean of its divisors is an integer number (23637169710).

Almost surely, 2^126051243254 is an apocalyptic number.

126051243254 is a deficient number, since it is larger than the sum of its proper divisors (63046114426).

126051243254 is an equidigital number, since it uses as much as digits as its factorization.

126051243254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6830934.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 126051243254 its reverse (452342150621), we get a palindrome (578393393875).

The spelling of 126051243254 in words is "one hundred twenty-six billion, fifty-one million, two hundred forty-three thousand, two hundred fifty-four".