4528377999873 has 48 divisors (see below), whose sum is σ = 8348614624896. Its totient is φ = 2388594977280.

The previous prime is 4528377999829. The next prime is 4528377999883. The reversal of 4528377999873 is 3789997738254.

4528377999873 is a `hidden beast` number, since 4 + 5 + 2 + 8 + 377 + 99 + 98 + 73 = 666.

It is not a de Polignac number, because 4528377999873 - 2¹² = 4528377995777 is a prime.

It is a super-2 number, since 2×4528377999873² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a junction number, because it is equal to n+sod(n) for n = 4528377999792 and 4528377999801.

It is not an unprimeable number, because it can be changed into a prime (4528377999883) 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 47 ways as a sum of consecutive naturals, for example, 102369648 + ... + 102413873.

It is an arithmetic number, because the mean of its divisors is an integer number (173929471352).

Almost surely, 2^{4528377999873} is an apocalyptic number.

It is an amenable number.

4528377999873 is a deficient number, since it is larger than the sum of its proper divisors (3820236625023).

4528377999873 is a wasteful number, since it uses less digits than its factorization.

4528377999873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204783556 (or 204783544 counting only the distinct ones).

The product of its digits is 5761082880, while the sum is 81.

The spelling of 4528377999873 in words is "four trillion, five hundred twenty-eight billion, three hundred seventy-seven million, nine hundred ninety-nine thousand, eight hundred seventy-three".