545978546583 has 16 divisors (see below), whose sum is σ = 744661766016. Its totient is φ = 355695236000.

The previous prime is 545978546567. The next prime is 545978546593. The reversal of 545978546583 is 385645879545.

It is a cyclic number.

It is not a de Polignac number, because 545978546583 - 2⁴ = 545978546567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545978546593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6800385 + ... + 6880202.

It is an arithmetic number, because the mean of its divisors is an integer number (46541360376).

Almost surely, 2^545978546583 is an apocalyptic number.

545978546583 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

545978546583 is a deficient number, since it is larger than the sum of its proper divisors (198683219433).

545978546583 is a wasteful number, since it uses less digits than its factorization.

545978546583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13680894.

The product of its digits is 725760000, while the sum is 69.

The spelling of 545978546583 in words is "five hundred forty-five billion, nine hundred seventy-eight million, five hundred forty-six thousand, five hundred eighty-three".