51004303350 has 288 divisors, whose sum is σ = 172869935616. Its totient is φ = 9782841600.

The previous prime is 51004303331. The next prime is 51004303369. The reversal of 51004303350 is 5330340015.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51004303331) and next prime (51004303369).

It is a self number, because there is not a number n which added to its sum of digits gives 51004303350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1026787 + ... + 1075313.

It is an arithmetic number, because the mean of its divisors is an integer number (600242832).

Almost surely, 2^51004303350 is an apocalyptic number.

51004303350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 51004303350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86434967808).

51004303350 is an abundant number, since it is smaller than the sum of its proper divisors (121865632266).

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

51004303350 is a wasteful number, since it uses less digits than its factorization.

51004303350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48580 (or 48568 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

Adding to 51004303350 its reverse (5330340015), we get a palindrome (56334643365).

The spelling of 51004303350 in words is "fifty-one billion, four million, three hundred three thousand, three hundred fifty".