4521242158029 has 24 divisors (see below), whose sum is σ = 6755989326840. Its totient is φ = 2910177349632.

The previous prime is 4521242157989. The next prime is 4521242158063. The reversal of 4521242158029 is 9208512421254.

4521242158029 is a `hidden beast` number, since 4 + 5 + 2 + 1 + 2 + 42 + 1 + 580 + 29 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 78737482404 + 4442504675625 = 280602^2 + 2107725^2 .

It is not a de Polignac number, because 4521242158029 - 2²⁴ = 4521225380813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4521242158429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23349997 + ... + 23542829.

It is an arithmetic number, because the mean of its divisors is an integer number (281499555285).

Almost surely, 2^{4521242158029} is an apocalyptic number.

It is an amenable number.

4521242158029 is a deficient number, since it is larger than the sum of its proper divisors (2234747168811).

4521242158029 is a wasteful number, since it uses less digits than its factorization.

4521242158029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282701 (or 282698 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 45.

The spelling of 4521242158029 in words is "four trillion, five hundred twenty-one billion, two hundred forty-two million, one hundred fifty-eight thousand, twenty-nine".