2529734881 has 16 divisors (see below), whose sum is σ = 2685706240. Its totient is φ = 2378600640.

The previous prime is 2529734821. The next prime is 2529734903. The reversal of 2529734881 is 1884379252.

It is a cyclic number.

It is not a de Polignac number, because 2529734881 - 2⁹ = 2529734369 is a prime.

It is a super-2 number, since 2×2529734881² = 12799117136296168322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2529734821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1245775 + ... + 1247803.

It is an arithmetic number, because the mean of its divisors is an integer number (167856640).

Almost surely, 2^2529734881 is an apocalyptic number.

It is an amenable number.

2529734881 is a deficient number, since it is larger than the sum of its proper divisors (155971359).

2529734881 is a wasteful number, since it uses less digits than its factorization.

2529734881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3184.

The product of its digits is 967680, while the sum is 49.

The square root of 2529734881 is about 50296.4698661844. The cubic root of 2529734881 is about 1362.5684739147.

The spelling of 2529734881 in words is "two billion, five hundred twenty-nine million, seven hundred thirty-four thousand, eight hundred eighty-one".