2721554506 has 12 divisors (see below), whose sum is σ = 4487191506. Its totient is φ = 1237070120.

The previous prime is 2721554491. The next prime is 2721554513. The reversal of 2721554506 is 6054551272.

It can be written as a sum of positive squares in only one way, i.e., 2309667481 + 411887025 = 48059^2 + 20295^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 5622805 + ... + 5623288.

Almost surely, 2^2721554506 is an apocalyptic number.

2721554506 is a deficient number, since it is larger than the sum of its proper divisors (1765637000).

2721554506 is a wasteful number, since it uses less digits than its factorization.

2721554506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11246117 (or 11246106 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 2721554506 is about 52168.5202588688. The cubic root of 2721554506 is about 1396.1722833571.

The spelling of 2721554506 in words is "two billion, seven hundred twenty-one million, five hundred fifty-four thousand, five hundred six".