4536541720 has 32 divisors (see below), whose sum is σ = 10218196800. Its totient is φ = 1812665088.

The previous prime is 4536541703. The next prime is 4536541721. The reversal of 4536541720 is 271456354.

It is a self number, because there is not a number n which added to its sum of digits gives 4536541720.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536541721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23040 + ... + 97999.

It is an arithmetic number, because the mean of its divisors is an integer number (319318650).

Almost surely, 2^4536541720 is an apocalyptic number.

4536541720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4536541720 is an abundant number, since it is smaller than the sum of its proper divisors (5681655080).

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

4536541720 is a wasteful number, since it uses less digits than its factorization.

4536541720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121987 (or 121983 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 4536541720 is about 67353.8545296407. The cubic root of 4536541720 is about 1655.4204011070.

The spelling of 4536541720 in words is "four billion, five hundred thirty-six million, five hundred forty-one thousand, seven hundred twenty".