51113302350 has 96 divisors (see below), whose sum is σ = 141500836224. Its totient is φ = 12102921600.

The previous prime is 51113302349. The next prime is 51113302421. The reversal of 51113302350 is 5320331115.

It is a super-2 number, since 2×51113302350² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51113302350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289257 + ... + 431156.

It is an arithmetic number, because the mean of its divisors is an integer number (1473967044).

Almost surely, 2^51113302350 is an apocalyptic number.

51113302350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51113302350 is an abundant number, since it is smaller than the sum of its proper divisors (90387533874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51113302350 is a wasteful number, since it uses less digits than its factorization.

51113302350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720482 (or 720477 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 24.

Adding to 51113302350 its reverse (5320331115), we get a palindrome (56433633465).

The spelling of 51113302350 in words is "fifty-one billion, one hundred thirteen million, three hundred two thousand, three hundred fifty".