501601741740 has 216 divisors, whose sum is σ = 1745136023904. Its totient is φ = 116313331200.

The previous prime is 501601741679. The next prime is 501601741789. The reversal of 501601741740 is 47147106105.

501601741740 is a `hidden beast` number, since 5 + 0 + 1 + 601 + 7 + 4 + 1 + 7 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 501601741695 and 501601741704.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 280 + ... + 1001600.

It is an arithmetic number, because the mean of its divisors is an integer number (8079333444).

Almost surely, 2^501601741740 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 501601741740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (872568011952).

501601741740 is an abundant number, since it is smaller than the sum of its proper divisors (1243534282164).

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

501601741740 is a wasteful number, since it uses less digits than its factorization.

501601741740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001381 (or 1001365 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

Adding to 501601741740 its reverse (47147106105), we get a palindrome (548748847845).

The spelling of 501601741740 in words is "five hundred one billion, six hundred one million, seven hundred forty-one thousand, seven hundred forty".