100500010050550 has 96 divisors (see below), whose sum is σ = 211311269722080. Its totient is φ = 35225763686400.

The previous prime is 100500010050523. The next prime is 100500010050613. The reversal of 100500010050550 is 55050010005001.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4145584 + ... + 14771116.

It is an arithmetic number, because the mean of its divisors is an integer number (2201159059605).

Almost surely, 2^{100500010050550} is an apocalyptic number.

100500010050550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100500010050550 is an abundant number, since it is smaller than the sum of its proper divisors (110811259671530).

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

100500010050550 is a wasteful number, since it uses less digits than its factorization.

100500010050550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10626178 (or 10626173 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 22.

Adding to 100500010050550 its reverse (55050010005001), we get a palindrome (155550020055551).

The spelling of 100500010050550 in words is "one hundred trillion, five hundred billion, ten million, fifty thousand, five hundred fifty".