2554864406 has 8 divisors (see below), whose sum is σ = 3925767384. Its totient is φ = 1246275280.

The previous prime is 2554864379. The next prime is 2554864421. The reversal of 2554864406 is 6044684552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15578360 + ... + 15578523.

It is an arithmetic number, because the mean of its divisors is an integer number (490720923).

Almost surely, 2^2554864406 is an apocalyptic number.

2554864406 is a deficient number, since it is larger than the sum of its proper divisors (1370902978).

2554864406 is a wasteful number, since it uses less digits than its factorization.

2554864406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31156926.

The product of its (nonzero) digits is 921600, while the sum is 44.

The square root of 2554864406 is about 50545.6665402683. Note that the first 3 decimals coincide. The cubic root of 2554864406 is about 1367.0653801444.

The spelling of 2554864406 in words is "two billion, five hundred fifty-four million, eight hundred sixty-four thousand, four hundred six".