503061256506041 has 4 divisors (see below), whose sum is σ = 505969125040932. Its totient is φ = 500153387971152.

The previous prime is 503061256506037. The next prime is 503061256506079. The reversal of 503061256506041 is 140605652160305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 317802071616016 + 185259184890025 = 17827004^2 + 13610995^2 .

It is a cyclic number.

It is not a de Polignac number, because 503061256506041 - 2² = 503061256506037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503061256505983 and 503061256506001.

It is not an unprimeable number, because it can be changed into a prime (503061256506241) 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, 1453934267186 + ... + 1453934267531.

It is an arithmetic number, because the mean of its divisors is an integer number (126492281260233).

Almost surely, 2^{503061256506041} is an apocalyptic number.

It is an amenable number.

503061256506041 is a deficient number, since it is larger than the sum of its proper divisors (2907868534891).

503061256506041 is a wasteful number, since it uses less digits than its factorization.

503061256506041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2907868534890.

The product of its (nonzero) digits is 648000, while the sum is 44.

The spelling of 503061256506041 in words is "five hundred three trillion, sixty-one billion, two hundred fifty-six million, five hundred six thousand, forty-one".