4507523820 has 72 divisors (see below), whose sum is σ = 14477115744. Its totient is φ = 1131299328.

The previous prime is 4507523819. The next prime is 4507523827. The reversal of 4507523820 is 283257054.

4507523820 is a `hidden beast` number, since 4 + 50 + 7 + 523 + 82 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (4507523827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 733464 + ... + 739583.

It is an arithmetic number, because the mean of its divisors is an integer number (201071052).

Almost surely, 2^4507523820 is an apocalyptic number.

It is an amenable number.

4507523820 is an abundant number, since it is smaller than the sum of its proper divisors (9969591924).

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

4507523820 is a wasteful number, since it uses less digits than its factorization.

4507523820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473079 (or 1473074 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 4507523820 is about 67138.0951472411. The cubic root of 4507523820 is about 1651.8832271718.

The spelling of 4507523820 in words is "four billion, five hundred seven million, five hundred twenty-three thousand, eight hundred twenty".