545736637545 has 48 divisors (see below), whose sum is σ = 969277893696. Its totient is φ = 261979696000.

The previous prime is 545736637483. The next prime is 545736637559.

It is a happy number.

545736637545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545736637545 - 2⁷ = 545736637417 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1305207 + ... + 1671836.

It is an arithmetic number, because the mean of its divisors is an integer number (20193289452).

Almost surely, 2^545736637545 is an apocalyptic number.

545736637545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545736637545 is a deficient number, since it is larger than the sum of its proper divisors (423541256151).

545736637545 is a wasteful number, since it uses less digits than its factorization.

545736637545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2977174 (or 2977163 counting only the distinct ones).

The product of its digits is 158760000, while the sum is 60.

The spelling of 545736637545 in words is "five hundred forty-five billion, seven hundred thirty-six million, six hundred thirty-seven thousand, five hundred forty-five".