545033620655 has 16 divisors (see below), whose sum is σ = 693356894784. Its totient is φ = 409878351360.

The previous prime is 545033620633. The next prime is 545033620657. The reversal of 545033620655 is 556026330545.

It is not a de Polignac number, because 545033620655 - 2¹⁸ = 545033358511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545033620657) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3835307 + ... + 3974876.

It is an arithmetic number, because the mean of its divisors is an integer number (43334805924).

Almost surely, 2^545033620655 is an apocalyptic number.

545033620655 is a deficient number, since it is larger than the sum of its proper divisors (148323274129).

545033620655 is a wasteful number, since it uses less digits than its factorization.

545033620655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7811026.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 545033620655 in words is "five hundred forty-five billion, thirty-three million, six hundred twenty thousand, six hundred fifty-five".