501725611520130 has 128 divisors (see below), whose sum is σ = 1299130390022400. Its totient is φ = 123545793511424.

The previous prime is 501725611520069. The next prime is 501725611520131. The reversal of 501725611520130 is 31025116527105.

It is not an unprimeable number, because it can be changed into a prime (501725611520131) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 1063527 + ... + 31695146.

It is an arithmetic number, because the mean of its divisors is an integer number (10149456172050).

Almost surely, 2^{501725611520130} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 501725611520130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (649565195011200).

501725611520130 is an abundant number, since it is smaller than the sum of its proper divisors (797404778502270).

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

501725611520130 is a wasteful number, since it uses less digits than its factorization.

501725611520130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32759268.

The product of its (nonzero) digits is 63000, while the sum is 39.

The spelling of 501725611520130 in words is "five hundred one trillion, seven hundred twenty-five billion, six hundred eleven million, five hundred twenty thousand, one hundred thirty".