100500000550 has 48 divisors (see below), whose sum is σ = 187801305840. Its totient is φ = 40012914560.

The previous prime is 100500000533. The next prime is 100500000551. The reversal of 100500000550 is 55000005001.

It is a super-2 number, since 2×100500000550² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100500000551) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17576292 + ... + 17582008.

It is an arithmetic number, because the mean of its divisors is an integer number (3912527205).

Almost surely, 2^100500000550 is an apocalyptic number.

100500000550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100500000550 is a deficient number, since it is larger than the sum of its proper divisors (87301305290).

100500000550 is a wasteful number, since it uses less digits than its factorization.

100500000550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7305 (or 7300 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 16.

Adding to 100500000550 its reverse (55000005001), we get a palindrome (155500005551).

The spelling of 100500000550 in words is "one hundred billion, five hundred million, five hundred fifty", and thus it is an aban number.