2055636554 has 4 divisors (see below), whose sum is σ = 3083454834. Its totient is φ = 1027818276.

The previous prime is 2055636547. The next prime is 2055636563. The reversal of 2055636554 is 4556365502.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1114558225 + 941078329 = 33385^2 + 30677^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 513909137 + ... + 513909140.

Almost surely, 2^2055636554 is an apocalyptic number.

2055636554 is a deficient number, since it is larger than the sum of its proper divisors (1027818280).

2055636554 is a wasteful number, since it uses less digits than its factorization.

2055636554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1027818279.

The product of its (nonzero) digits is 540000, while the sum is 41.

The square root of 2055636554 is about 45339.1282889294. The cubic root of 2055636554 is about 1271.4973048383.

The spelling of 2055636554 in words is "two billion, fifty-five million, six hundred thirty-six thousand, five hundred fifty-four".