2054553999 has 16 divisors (see below), whose sum is σ = 2884596480. Its totient is φ = 1297157760.

The previous prime is 2054553983. The next prime is 2054554001. The reversal of 2054553999 is 9993554502.

2054553999 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2054553999 - 2⁴ = 2054553983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054553929) 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, 243054 + ... + 251364.

It is an arithmetic number, because the mean of its divisors is an integer number (180287280).

Almost surely, 2^2054553999 is an apocalyptic number.

2054553999 is a deficient number, since it is larger than the sum of its proper divisors (830042481).

2054553999 is a wasteful number, since it uses less digits than its factorization.

2054553999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12670.

The product of its (nonzero) digits is 2187000, while the sum is 51.

The square root of 2054553999 is about 45327.1882979741. The cubic root of 2054553999 is about 1271.2740637761.

The spelling of 2054553999 in words is "two billion, fifty-four million, five hundred fifty-three thousand, nine hundred ninety-nine".