2054444553 has 20 divisors (see below), whose sum is σ = 3507412480. Its totient is φ = 1173967992.

The previous prime is 2054444537. The next prime is 2054444563. The reversal of 2054444553 is 3554444502.

2054444553 is a `hidden beast` number, since 20 + 5 + 44 + 44 + 553 = 666.

It is not a de Polignac number, because 2054444553 - 2⁴ = 2054444537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2054444563) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1811113 + ... + 1812246.

It is an arithmetic number, because the mean of its divisors is an integer number (175370624).

Almost surely, 2^2054444553 is an apocalyptic number.

It is an amenable number.

2054444553 is a deficient number, since it is larger than the sum of its proper divisors (1452967927).

2054444553 is an equidigital number, since it uses as much as digits as its factorization.

2054444553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623378 (or 3623369 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

The square root of 2054444553 is about 45325.9809932449. The cubic root of 2054444553 is about 1271.2514898043.

The spelling of 2054444553 in words is "two billion, fifty-four million, four hundred forty-four thousand, five hundred fifty-three".