545551455 has 16 divisors (see below), whose sum is σ = 876109824. Its totient is φ = 289884960.

The previous prime is 545551441. The next prime is 545551469. The reversal of 545551455 is 554155545.

It is an interprime number because it is at equal distance from previous prime (545551441) and next prime (545551469).

It is not a de Polignac number, because 545551455 - 2¹³ = 545543263 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63039 + ... + 71168.

It is an arithmetic number, because the mean of its divisors is an integer number (54756864).

Almost surely, 2^545551455 is an apocalyptic number.

545551455 is a deficient number, since it is larger than the sum of its proper divisors (330558369).

545551455 is a wasteful number, since it uses less digits than its factorization.

545551455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134486.

The product of its digits is 250000, while the sum is 39.

The square root of 545551455 is about 23357.0429421192. The cubic root of 545551455 is about 817.1063259917.

The spelling of 545551455 in words is "five hundred forty-five million, five hundred fifty-one thousand, four hundred fifty-five".