210027551000 has 64 divisors (see below), whose sum is σ = 499794516000. Its totient is φ = 82587081600.

The previous prime is 210027550987. The next prime is 210027551039. The reversal of 210027551000 is 155720012.

It is a happy number.

It is a super-2 number, since 2×210027551000² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1720895 + ... + 1838894.

Almost surely, 2^210027551000 is an apocalyptic number.

210027551000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210027551000 is an abundant number, since it is smaller than the sum of its proper divisors (289766965000).

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

210027551000 is a wasteful number, since it uses less digits than its factorization.

210027551000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559869 (or 3559855 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 23.

The spelling of 210027551000 in words is "two hundred ten billion, twenty-seven million, five hundred fifty-one thousand".