545078652083 has 4 divisors (see below), whose sum is σ = 622947030960. Its totient is φ = 467210273208.

The previous prime is 545078652077. The next prime is 545078652121. The reversal of 545078652083 is 380256870545.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-545078652083 is a prime.

It is a super-2 number, since 2×545078652083² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545078658083) 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, 38934189428 + ... + 38934189441.

It is an arithmetic number, because the mean of its divisors is an integer number (155736757740).

Almost surely, 2^545078652083 is an apocalyptic number.

545078652083 is a deficient number, since it is larger than the sum of its proper divisors (77868378877).

545078652083 is an equidigital number, since it uses as much as digits as its factorization.

545078652083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77868378876.

The product of its (nonzero) digits is 8064000, while the sum is 53.

The spelling of 545078652083 in words is "five hundred forty-five billion, seventy-eight million, six hundred fifty-two thousand, eighty-three".