501740142540474 has 48 divisors (see below), whose sum is σ = 1038903121065600. Its totient is φ = 161521780609728.

The previous prime is 501740142540473. The next prime is 501740142540491. The reversal of 501740142540474 is 474045241047105.

It is not an unprimeable number, because it can be changed into a prime (501740142540473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253092754 + ... + 255067485.

It is an arithmetic number, because the mean of its divisors is an integer number (21643815022200).

Almost surely, 2^{501740142540474} is an apocalyptic number.

501740142540474 is an abundant number, since it is smaller than the sum of its proper divisors (537162978525126).

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

501740142540474 is a wasteful number, since it uses less digits than its factorization.

501740142540474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508160419 (or 508160376 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 48.

Adding to 501740142540474 its reverse (474045241047105), we get a palindrome (975785383587579).

The spelling of 501740142540474 in words is "five hundred one trillion, seven hundred forty billion, one hundred forty-two million, five hundred forty thousand, four hundred seventy-four".