5120506321650 has 72 divisors (see below), whose sum is σ = 13774099690260. Its totient is φ = 1363780408320.

The previous prime is 5120506321627. The next prime is 5120506321669. The reversal of 5120506321650 is 561236050215.

5120506321650 is a `hidden beast` number, since 5 + 1 + 2 + 0 + 5 + 0 + 632 + 16 + 5 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 1973263563441 + 3147242758209 = 1404729^2 + 1774047^2 .

It is a super-2 number, since 2×5120506321650² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6668647 + ... + 7396746.

Almost surely, 2^{5120506321650} is an apocalyptic number.

5120506321650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5120506321650 is an abundant number, since it is smaller than the sum of its proper divisors (8653593368610).

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

5120506321650 is a wasteful number, since it uses less digits than its factorization.

5120506321650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14066220 (or 14066212 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 5120506321650 in words is "five trillion, one hundred twenty billion, five hundred six million, three hundred twenty-one thousand, six hundred fifty".