51502641120 has 576 divisors, whose sum is σ = 212216868864. Its totient is φ = 11124449280.

The previous prime is 51502641109. The next prime is 51502641131. The reversal of 51502641120 is 2114620515.

51502641120 is a `hidden beast` number, since 5 + 1 + 5 + 0 + 2 + 641 + 12 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (51502641109) and next prime (51502641131).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13434724 + ... + 13438556.

It is an arithmetic number, because the mean of its divisors is an integer number (368432064).

Almost surely, 2^51502641120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51502641120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (106108434432).

51502641120 is an abundant number, since it is smaller than the sum of its proper divisors (160714227744).

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

51502641120 is a wasteful number, since it uses less digits than its factorization.

51502641120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935 (or 3924 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 51502641120 in words is "fifty-one billion, five hundred two million, six hundred forty-one thousand, one hundred twenty".