1008727928500 has 24 divisors (see below), whose sum is σ = 2203061796936. Its totient is φ = 403491171200.

The previous prime is 1008727928449. The next prime is 1008727928503. The reversal of 1008727928500 is 58297278001.

It can be written as a sum of positive squares in 4 ways, for example, as 2486219044 + 1006241709456 = 49862^2 + 1003116^2 .

It is a super-2 number, since 2×1008727928500² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1008727928503) 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, 1008727429 + ... + 1008728428.

It is an arithmetic number, because the mean of its divisors is an integer number (91794241539).

Almost surely, 2^{1008727928500} is an apocalyptic number.

1008727928500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1008727928500 is an abundant number, since it is smaller than the sum of its proper divisors (1194333868436).

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

1008727928500 is a wasteful number, since it uses less digits than its factorization.

1008727928500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017455876 (or 2017455864 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 49.

The spelling of 1008727928500 in words is "one trillion, eight billion, seven hundred twenty-seven million, nine hundred twenty-eight thousand, five hundred".