100550161700 has 36 divisors (see below), whose sum is σ = 219658271700. Its totient is φ = 39950125440.

The previous prime is 100550161643. The next prime is 100550161709. The reversal of 100550161700 is 7161055001.

It can be written as a sum of positive squares in 6 ways, for example, as 36968521984 + 63581639716 = 192272^2 + 252154^2 .

It is a super-2 number, since 2×100550161700² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 100550161700.

It is not an unprimeable number, because it can be changed into a prime (100550161709) 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 11 ways as a sum of consecutive naturals, for example, 3359267 + ... + 3389066.

Almost surely, 2^100550161700 is an apocalyptic number.

100550161700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100550161700 is an abundant number, since it is smaller than the sum of its proper divisors (119108110000).

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

100550161700 is a wasteful number, since it uses less digits than its factorization.

100550161700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6748496 (or 6748489 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 26.

The spelling of 100550161700 in words is "one hundred billion, five hundred fifty million, one hundred sixty-one thousand, seven hundred".