4539919629 has 12 divisors (see below), whose sum is σ = 7041508224. Its totient is φ = 2594239704.

The previous prime is 4539919619. The next prime is 4539919663. The reversal of 4539919629 is 9269199354.

It is not a de Polignac number, because 4539919629 - 2⁴ = 4539919613 is a prime.

It is a super-2 number, since 2×4539919629² = 41221740475558995282, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4539919609) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15441757 + ... + 15442050.

It is an arithmetic number, because the mean of its divisors is an integer number (586792352).

Almost surely, 2^4539919629 is an apocalyptic number.

4539919629 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4539919629 is a deficient number, since it is larger than the sum of its proper divisors (2501588595).

4539919629 is a wasteful number, since it uses less digits than its factorization.

4539919629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30883824 (or 30883817 counting only the distinct ones).

The product of its digits is 4723920, while the sum is 57.

The square root of 4539919629 is about 67378.9257038134. The cubic root of 4539919629 is about 1655.8311745177.

The spelling of 4539919629 in words is "four billion, five hundred thirty-nine million, nine hundred nineteen thousand, six hundred twenty-nine".