513225056054543 has 48 divisors (see below), whose sum is σ = 634184014400064. Its totient is φ = 412688729456640.

The previous prime is 513225056054471. The next prime is 513225056054549. The reversal of 513225056054543 is 345450650522315.

It is not a de Polignac number, because 513225056054543 - 2⁴⁰ = 512125544426767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 513225056054491 and 513225056054500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513225056054549) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10053945446 + ... + 10053996492.

It is an arithmetic number, because the mean of its divisors is an integer number (13212166966668).

Almost surely, 2^{513225056054543} is an apocalyptic number.

513225056054543 is a deficient number, since it is larger than the sum of its proper divisors (120958958345521).

513225056054543 is a wasteful number, since it uses less digits than its factorization.

513225056054543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89952 (or 89945 counting only the distinct ones).

The product of its (nonzero) digits is 10800000, while the sum is 50.

The spelling of 513225056054543 in words is "five hundred thirteen trillion, two hundred twenty-five billion, fifty-six million, fifty-four thousand, five hundred forty-three".