3529152081 has 48 divisors (see below), whose sum is σ = 6284911360. Its totient is φ = 1858308480.

The previous prime is 3529151939. The next prime is 3529152097. The reversal of 3529152081 is 1802519253.

3529152081 is a `hidden beast` number, since 3 + 52 + 9 + 1 + 520 + 81 = 666.

It is not a de Polignac number, because 3529152081 - 2²⁵ = 3495597649 is a prime.

It is a super-2 number, since 2×3529152081² = 24909828821653261122, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3529152481) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 513375 + ... + 520203.

Almost surely, 2^3529152081 is an apocalyptic number.

It is an amenable number.

3529152081 is a deficient number, since it is larger than the sum of its proper divisors (2755759279).

3529152081 is a wasteful number, since it uses less digits than its factorization.

3529152081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7486 (or 7483 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 3529152081 is about 59406.6669743388. Note that the first 3 decimals coincide. The cubic root of 3529152081 is about 1522.4982118772.

The spelling of 3529152081 in words is "three billion, five hundred twenty-nine million, one hundred fifty-two thousand, eighty-one".