5122506620 has 96 divisors (see below), whose sum is σ = 13443978240. Its totient is φ = 1592778240.

The previous prime is 5122506607. The next prime is 5122506637. The reversal of 5122506620 is 266052215.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 672272 + ... + 679848.

It is an arithmetic number, because the mean of its divisors is an integer number (140041440).

Almost surely, 2^5122506620 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 5122506620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6721989120).

5122506620 is an abundant number, since it is smaller than the sum of its proper divisors (8321471620).

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

5122506620 is a wasteful number, since it uses less digits than its factorization.

5122506620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8043 (or 8041 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 5122506620 is about 71571.6886764592. The cubic root of 5122506620 is about 1723.8289743188.

Adding to 5122506620 its reverse (266052215), we get a palindrome (5388558835).

The spelling of 5122506620 in words is "five billion, one hundred twenty-two million, five hundred six thousand, six hundred twenty".