551050100 has 36 divisors (see below), whose sum is σ = 1247774304. Its totient is φ = 210835680.

The previous prime is 551050051. The next prime is 551050151. The reversal of 551050100 is 1050155.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117494 + ... + 122093.

Almost surely, 2^551050100 is an apocalyptic number.

551050100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

551050100 is an abundant number, since it is smaller than the sum of its proper divisors (696724204).

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

551050100 is a wasteful number, since it uses less digits than its factorization.

551050100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239624 (or 239617 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 551050100 is about 23474.4563302327. The cubic root of 551050100 is about 819.8423750167.

Subtracting from 551050100 its reverse (1050155), we obtain a palindrome (549999945).

The spelling of 551050100 in words is "five hundred fifty-one million, fifty thousand, one hundred".