2051055404 has 24 divisors (see below), whose sum is σ = 3606002400. Its totient is φ = 1020781440.

The previous prime is 2051055403. The next prime is 2051055407. The reversal of 2051055404 is 4045501502.

It is not an unprimeable number, because it can be changed into a prime (2051055401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980792 + ... + 982880.

It is an arithmetic number, because the mean of its divisors is an integer number (150250100).

Almost surely, 2^2051055404 is an apocalyptic number.

It is an amenable number.

2051055404 is a deficient number, since it is larger than the sum of its proper divisors (1554946996).

2051055404 is a wasteful number, since it uses less digits than its factorization.

2051055404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3113 (or 3111 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2051055404 is about 45288.5791784198. The cubic root of 2051055404 is about 1270.5520579217.

Adding to 2051055404 its reverse (4045501502), we get a palindrome (6096556906).

The spelling of 2051055404 in words is "two billion, fifty-one million, fifty-five thousand, four hundred four".