545412383214545 has 48 divisors (see below), whose sum is σ = 824082963346944. Its totient is φ = 339208471747200.

The previous prime is 545412383214541. The next prime is 545412383214619.

545412383214545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545412383214545 - 2² = 545412383214541 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (545412383214541) 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, 147579434 + ... + 151230003.

It is an arithmetic number, because the mean of its divisors is an integer number (17168395069728).

Almost surely, 2^{545412383214545} is an apocalyptic number.

545412383214545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545412383214545 is a deficient number, since it is larger than the sum of its proper divisors (278670580132399).

545412383214545 is a wasteful number, since it uses less digits than its factorization.

545412383214545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298809902 (or 298809891 counting only the distinct ones).

The product of its digits is 46080000, while the sum is 56.

The spelling of 545412383214545 in words is "five hundred forty-five trillion, four hundred twelve billion, three hundred eighty-three million, two hundred fourteen thousand, five hundred forty-five".