4526149729 has 16 divisors (see below), whose sum is σ = 4603852800. Its totient is φ = 4449392640.

The previous prime is 4526149721. The next prime is 4526149759. The reversal of 4526149729 is 9279416254.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4526149729 - 2³ = 4526149721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4526149721) 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, 7335429 + ... + 7336045.

It is an arithmetic number, because the mean of its divisors is an integer number (287740800).

Almost surely, 2^4526149729 is an apocalyptic number.

It is an amenable number.

4526149729 is a deficient number, since it is larger than the sum of its proper divisors (77703071).

4526149729 is a wasteful number, since it uses less digits than its factorization.

4526149729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200.

The product of its digits is 1088640, while the sum is 49.

The square root of 4526149729 is about 67276.6655609506. The cubic root of 4526149729 is about 1654.1553944411.

The spelling of 4526149729 in words is "four billion, five hundred twenty-six million, one hundred forty-nine thousand, seven hundred twenty-nine".