545521251433 has 8 divisors (see below), whose sum is σ = 559429273568. Its totient is φ = 531668751264.

The previous prime is 545521251427. The next prime is 545521251437. The reversal of 545521251433 is 334152125545.

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 545521251433 - 2³³ = 536931316841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545521251437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13860591 + ... + 13899892.

It is an arithmetic number, because the mean of its divisors is an integer number (69928659196).

Almost surely, 2^545521251433 is an apocalyptic number.

It is an amenable number.

545521251433 is a deficient number, since it is larger than the sum of its proper divisors (13908022135).

545521251433 is a wasteful number, since it uses less digits than its factorization.

545521251433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27760983.

The product of its digits is 360000, while the sum is 40.

Adding to 545521251433 its reverse (334152125545), we get a palindrome (879673376978).

The spelling of 545521251433 in words is "five hundred forty-five billion, five hundred twenty-one million, two hundred fifty-one thousand, four hundred thirty-three".