51030215355122 has 8 divisors (see below), whose sum is σ = 76547598086016. Its totient is φ = 25514349326452.

The previous prime is 51030215355103. The next prime is 51030215355191. The reversal of 51030215355122 is 22155351203015.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379091438 + ... + 379226025.

It is an arithmetic number, because the mean of its divisors is an integer number (9568449760752).

Almost surely, 2^{51030215355122} is an apocalyptic number.

51030215355122 is a deficient number, since it is larger than the sum of its proper divisors (25517382730894).

51030215355122 is a wasteful number, since it uses less digits than its factorization.

51030215355122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758351112.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 51030215355122 its reverse (22155351203015), we get a palindrome (73185566558137).

The spelling of 51030215355122 in words is "fifty-one trillion, thirty billion, two hundred fifteen million, three hundred fifty-five thousand, one hundred twenty-two".