545052525541 has 4 divisors (see below), whose sum is σ = 554290704000. Its totient is φ = 535814347084.

The previous prime is 545052525529. The next prime is 545052525571. The reversal of 545052525541 is 145525250545.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 545052525541 - 2¹¹ = 545052523493 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 (545052525571) 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, 4619089141 + ... + 4619089258.

It is an arithmetic number, because the mean of its divisors is an integer number (138572676000).

Almost surely, 2^545052525541 is an apocalyptic number.

It is an amenable number.

545052525541 is a deficient number, since it is larger than the sum of its proper divisors (9238178459).

545052525541 is an equidigital number, since it uses as much as digits as its factorization.

545052525541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9238178458.

The product of its (nonzero) digits is 1000000, while the sum is 43.

The spelling of 545052525541 in words is "five hundred forty-five billion, fifty-two million, five hundred twenty-five thousand, five hundred forty-one".