545125324505 has 8 divisors (see below), whose sum is σ = 654158976072. Its totient is φ = 436094535168.

The previous prime is 545125324427. The next prime is 545125324511. The reversal of 545125324505 is 505423521545.

It can be written as a sum of positive squares in 4 ways, for example, as 381958608784 + 163166715721 = 618028^2 + 403939^2 .

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 545125324505 - 2²² = 545121130201 is a prime.

It is a Duffinian number.

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, 271502 + ... + 1078871.

It is an arithmetic number, because the mean of its divisors is an integer number (81769872009).

Almost surely, 2^545125324505 is an apocalyptic number.

It is an amenable number.

545125324505 is a deficient number, since it is larger than the sum of its proper divisors (109033651567).

545125324505 is a wasteful number, since it uses less digits than its factorization.

545125324505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1431115.

The product of its (nonzero) digits is 600000, while the sum is 41.

The spelling of 545125324505 in words is "five hundred forty-five billion, one hundred twenty-five million, three hundred twenty-four thousand, five hundred five".