4539863040 has 208 divisors, whose sum is σ = 15294235200. Its totient is φ = 1146617856.

The previous prime is 4539863023. The next prime is 4539863099. The reversal of 4539863040 is 403689354.

It is a super-2 number, since 2×4539863040² = 41220712843916083200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4539862983 and 4539863001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1165416 + ... + 1169304.

Almost surely, 2^4539863040 is an apocalyptic number.

4539863040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4539863040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7647117600).

4539863040 is an abundant number, since it is smaller than the sum of its proper divisors (10754372160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4539863040 is a wasteful number, since it uses less digits than its factorization.

4539863040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3940 (or 3918 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The square root of 4539863040 is about 67378.5057714996. The cubic root of 4539863040 is about 1655.8242946441.

The spelling of 4539863040 in words is "four billion, five hundred thirty-nine million, eight hundred sixty-three thousand, forty".