51241222426 has 8 divisors (see below), whose sum is σ = 76894450740. Its totient is φ = 25609738848.

The previous prime is 51241222391. The next prime is 51241222427. The reversal of 51241222426 is 62422214215.

51241222426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 50759639401 + 481583025 = 225299^2 + 21945^2 .

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

It is not an unprimeable number, because it can be changed into a prime (51241222427) 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, 5430291 + ... + 5439718.

Almost surely, 2^51241222426 is an apocalyptic number.

51241222426 is a deficient number, since it is larger than the sum of its proper divisors (25653228314).

51241222426 is a wasteful number, since it uses less digits than its factorization.

51241222426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10872368.

The product of its digits is 15360, while the sum is 31.

The spelling of 51241222426 in words is "fifty-one billion, two hundred forty-one million, two hundred twenty-two thousand, four hundred twenty-six".