501235245514020 has 48 divisors (see below), whose sum is σ = 1416575123788608. Its totient is φ = 132413547722880.

The previous prime is 501235245513983. The next prime is 501235245514033. The reversal of 501235245514020 is 20415542532105.

It is a super-4 number, since 4×501235245514020⁴ (a number of 60 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 501235245514020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39037006471 + ... + 39037019310.

It is an arithmetic number, because the mean of its divisors is an integer number (29511981745596).

Almost surely, 2^{501235245514020} is an apocalyptic number.

It is an amenable number.

501235245514020 is an abundant number, since it is smaller than the sum of its proper divisors (915339878274588).

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

501235245514020 is a wasteful number, since it uses less digits than its factorization.

501235245514020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78074025900 (or 78074025898 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 39.

The spelling of 501235245514020 in words is "five hundred one trillion, two hundred thirty-five billion, two hundred forty-five million, five hundred fourteen thousand, twenty".