545784929487545 has 32 divisors (see below), whose sum is σ = 722042732202624. Its totient is φ = 392739437376000.

The previous prime is 545784929487493. The next prime is 545784929487613.

It is a happy number.

545784929487545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545784929487545 - 2⁶ = 545784929487481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24887732 + ... + 41363861.

It is an arithmetic number, because the mean of its divisors is an integer number (22563835381332).

Almost surely, 2^{545784929487545} is an apocalyptic number.

545784929487545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545784929487545 is a deficient number, since it is larger than the sum of its proper divisors (176257802715079).

545784929487545 is a wasteful number, since it uses less digits than its factorization.

545784929487545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66253193.

The product of its digits is 81285120000, while the sum is 86.

The spelling of 545784929487545 in words is "five hundred forty-five trillion, seven hundred eighty-four billion, nine hundred twenty-nine million, four hundred eighty-seven thousand, five hundred forty-five".