2054243902 has 16 divisors (see below), whose sum is σ = 3157882992. Its totient is φ = 1001689920.

The previous prime is 2054243857. The next prime is 2054243903. The reversal of 2054243902 is 2093424502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2054243903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38778 + ... + 74914.

It is an arithmetic number, because the mean of its divisors is an integer number (197367687).

Almost surely, 2^2054243902 is an apocalyptic number.

2054243902 is a deficient number, since it is larger than the sum of its proper divisors (1103639090).

2054243902 is a wasteful number, since it uses less digits than its factorization.

2054243902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36843.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2054243902 is about 45323.7675177164. The cubic root of 2054243902 is about 1271.2101021071.

The spelling of 2054243902 in words is "two billion, fifty-four million, two hundred forty-three thousand, nine hundred two".