2529232681 has 8 divisors (see below), whose sum is σ = 2764399104. Its totient is φ = 2303664960.

The previous prime is 2529232669. The next prime is 2529232711. The reversal of 2529232681 is 1862329252.

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

It is a cyclic number.

It is not a de Polignac number, because 2529232681 - 2⁵ = 2529232649 is a prime.

It is a super-2 number, since 2×2529232681² = 12794035909276895522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2529232631) 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 7 ways as a sum of consecutive naturals, for example, 2399125 + ... + 2400178.

It is an arithmetic number, because the mean of its divisors is an integer number (345549888).

Almost surely, 2^2529232681 is an apocalyptic number.

It is an amenable number.

2529232681 is a deficient number, since it is larger than the sum of its proper divisors (235166423).

2529232681 is a wasteful number, since it uses less digits than its factorization.

2529232681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4799351.

The product of its digits is 103680, while the sum is 40.

The square root of 2529232681 is about 50291.4772203005. The cubic root of 2529232681 is about 1362.4783027827.

The spelling of 2529232681 in words is "two billion, five hundred twenty-nine million, two hundred thirty-two thousand, six hundred eighty-one".