545769545 has 16 divisors (see below), whose sum is σ = 679612032. Its totient is φ = 420443520.

The previous prime is 545769541. The next prime is 545769563. The reversal of 545769545 is 545967545.

It is not a de Polignac number, because 545769545 - 2² = 545769541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545769493 and 545769502.

It is not an unprimeable number, because it can be changed into a prime (545769541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2612 + ... + 33141.

It is an arithmetic number, because the mean of its divisors is an integer number (42475752).

Almost surely, 2^545769545 is an apocalyptic number.

It is an amenable number.

545769545 is a deficient number, since it is larger than the sum of its proper divisors (133842487).

545769545 is a wasteful number, since it uses less digits than its factorization.

545769545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35872.

The product of its digits is 3780000, while the sum is 50.

The square root of 545769545 is about 23361.7110888736. The cubic root of 545769545 is about 817.2151938026.

The spelling of 545769545 in words is "five hundred forty-five million, seven hundred sixty-nine thousand, five hundred forty-five".