24887271049 has 21 divisors (see below), whose sum is σ = 27461726173. Its totient is φ = 22552309692.

The previous prime is 24887271047. The next prime is 24887271061. The reversal of 24887271049 is 94017278842.

The square root of 24887271049 is 157757.

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

It is not a de Polignac number, because 24887271049 - 2¹ = 24887271047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24887270987 and 24887271005.

It is not an unprimeable number, because it can be changed into a prime (24887271043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 1082055252 + ... + 1082055274.

Almost surely, 2^24887271049 is an apocalyptic number.

24887271049 is the 157757-th square number.

24887271049 is the 78879-th centered octagonal number.

It is an amenable number.

24887271049 is a deficient number, since it is larger than the sum of its proper divisors (2574455124).

24887271049 is an frugal number, since it uses more digits than its factorization.

24887271049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 52.

It can be divided in two parts, 24887 and 271049, that added together give a square (295936 = 544²).

The spelling of 24887271049 in words is "twenty-four billion, eight hundred eighty-seven million, two hundred seventy-one thousand, forty-nine".