4526421129 has 32 divisors (see below), whose sum is σ = 7094736000. Its totient is φ = 2844217152.

The previous prime is 4526421121. The next prime is 4526421157. The reversal of 4526421129 is 9211246254.

It is a happy number.

4526421129 is a `hidden beast` number, since 4 + 5 + 2 + 642 + 1 + 1 + 2 + 9 = 666.

It is not a de Polignac number, because 4526421129 - 2³ = 4526421121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4526421093 and 4526421102.

It is not an unprimeable number, because it can be changed into a prime (4526421121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78667 + ... + 123455.

It is an arithmetic number, because the mean of its divisors is an integer number (221710500).

Almost surely, 2^4526421129 is an apocalyptic number.

It is an amenable number.

4526421129 is a deficient number, since it is larger than the sum of its proper divisors (2568314871).

4526421129 is a wasteful number, since it uses less digits than its factorization.

4526421129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45014 (or 45008 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 4526421129 is about 67278.6825747948. The cubic root of 4526421129 is about 1654.1884563022.

The spelling of 4526421129 in words is "four billion, five hundred twenty-six million, four hundred twenty-one thousand, one hundred twenty-nine".