2554493764 has 27 divisors (see below), whose sum is σ = 4601186877. Its totient is φ = 1240907184.

The previous prime is 2554493761. The next prime is 2554493789. The reversal of 2554493764 is 4673944552.

The square root of 2554493764 is 50542.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2285796100 + 268697664 = 47810^2 + 16392^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2554493761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3739767 + ... + 3740449.

Almost surely, 2^2554493764 is an apocalyptic number.

2554493764 is the 50542-nd square number.

It is an amenable number.

2554493764 is a deficient number, since it is larger than the sum of its proper divisors (2046693113).

2554493764 is an frugal number, since it uses more digits than its factorization.

2554493764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444 (or 722 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The cubic root of 2554493764 is about 1366.9992688275. Note that the first 3 decimals are identical.

Multiplying 2554493764 by its sum of digits (49), we get a square (125170194436 = 353794²).

The spelling of 2554493764 in words is "two billion, five hundred fifty-four million, four hundred ninety-three thousand, seven hundred sixty-four".