501425513053 has 4 divisors (see below), whose sum is σ = 502271087868. Its totient is φ = 500579938240.

The previous prime is 501425513011. The next prime is 501425513117. The reversal of 501425513053 is 350315524105.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 350315524105 = 5 ⋅70063104821.

It can be written as a sum of positive squares in 2 ways, for example, as 386831753764 + 114593759289 = 621958^2 + 338517^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501425513053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501425513653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422786518 + ... + 422787703.

It is an arithmetic number, because the mean of its divisors is an integer number (125567771967).

Almost surely, 2^501425513053 is an apocalyptic number.

It is an amenable number.

501425513053 is a deficient number, since it is larger than the sum of its proper divisors (845574815).

501425513053 is an equidigital number, since it uses as much as digits as its factorization.

501425513053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845574814.

The product of its (nonzero) digits is 45000, while the sum is 34.

The spelling of 501425513053 in words is "five hundred one billion, four hundred twenty-five million, five hundred thirteen thousand, fifty-three".