920475055 has 16 divisors (see below), whose sum is σ = 1127142144. Its totient is φ = 721428480.

The previous prime is 920475043. The next prime is 920475103. The reversal of 920475055 is 550574029.

It is not a de Polignac number, because 920475055 - 2⁹ = 920474543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72514 + ... + 84256.

It is an arithmetic number, because the mean of its divisors is an integer number (70446384).

Almost surely, 2^920475055 is an apocalyptic number.

920475055 is a deficient number, since it is larger than the sum of its proper divisors (206667089).

920475055 is a wasteful number, since it uses less digits than its factorization.

920475055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12066.

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 920475055 is about 30339.3318153185. The cubic root of 920475055 is about 972.7562007413.

The spelling of 920475055 in words is "nine hundred twenty million, four hundred seventy-five thousand, fifty-five".