545240651635 has 8 divisors (see below), whose sum is σ = 654393055536. Its totient is φ = 436123005600.

The previous prime is 545240651633. The next prime is 545240651723. The reversal of 545240651635 is 536156042545.

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

It is not a de Polignac number, because 545240651635 - 2¹ = 545240651633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545240651633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8654941 + ... + 8717710.

It is an arithmetic number, because the mean of its divisors is an integer number (81799131942).

Almost surely, 2^545240651635 is an apocalyptic number.

545240651635 is a deficient number, since it is larger than the sum of its proper divisors (109152403901).

545240651635 is a wasteful number, since it uses less digits than its factorization.

545240651635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17378933.

The product of its (nonzero) digits is 2160000, while the sum is 46.

The spelling of 545240651635 in words is "five hundred forty-five billion, two hundred forty million, six hundred fifty-one thousand, six hundred thirty-five".