100520450285 has 8 divisors (see below), whose sum is σ = 126973200480. Its totient is φ = 76183920144.

The previous prime is 100520450281. The next prime is 100520450293. The reversal of 100520450285 is 582054025001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100520450285 - 2² = 100520450281 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100520450281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 529054907 + ... + 529055096.

It is an arithmetic number, because the mean of its divisors is an integer number (15871650060).

Almost surely, 2^100520450285 is an apocalyptic number.

It is an amenable number.

100520450285 is a deficient number, since it is larger than the sum of its proper divisors (26452750195).

100520450285 is a wasteful number, since it uses less digits than its factorization.

100520450285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058110027.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 100520450285 its reverse (582054025001), we get a palindrome (682574475286).

The spelling of 100520450285 in words is "one hundred billion, five hundred twenty million, four hundred fifty thousand, two hundred eighty-five".