545332201555 has 16 divisors (see below), whose sum is σ = 654885934560. Its totient is φ = 435941042688.

The previous prime is 545332201411. The next prime is 545332201559. The reversal of 545332201555 is 555102233545.

It is a cyclic number.

It is not a de Polignac number, because 545332201555 - 2¹¹ = 545332199507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545332201559) 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, 46157829 + ... + 46169641.

It is an arithmetic number, because the mean of its divisors is an integer number (40930370910).

Almost surely, 2^545332201555 is an apocalyptic number.

545332201555 is a deficient number, since it is larger than the sum of its proper divisors (109553733005).

545332201555 is a wasteful number, since it uses less digits than its factorization.

545332201555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17910.

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 545332201555 in words is "five hundred forty-five billion, three hundred thirty-two million, two hundred one thousand, five hundred fifty-five".