545403254545 has 8 divisors (see below), whose sum is σ = 692982958824. Its totient is φ = 410656568064.

The previous prime is 545403254503. The next prime is 545403254551. The reversal of 545403254545 is 545452304545.

It can be written as a sum of positive squares in 4 ways, for example, as 154719502336 + 390683752209 = 393344^2 + 625047^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 545403254545 - 2²¹ = 545401157393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545403254495 and 545403254504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3208254354 + ... + 3208254523.

It is an arithmetic number, because the mean of its divisors is an integer number (86622869853).

Almost surely, 2^545403254545 is an apocalyptic number.

It is an amenable number.

545403254545 is a deficient number, since it is larger than the sum of its proper divisors (147579704279).

545403254545 is a wasteful number, since it uses less digits than its factorization.

545403254545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6416508899.

The product of its (nonzero) digits is 4800000, while the sum is 46.

The spelling of 545403254545 in words is "five hundred forty-five billion, four hundred three million, two hundred fifty-four thousand, five hundred forty-five".