210419210440 has 16 divisors (see below), whose sum is σ = 473443223580. Its totient is φ = 84167684160.

The previous prime is 210419210423. The next prime is 210419210471. The reversal of 210419210440 is 44012914012.

It can be written as a sum of positive squares in 2 ways, for example, as 204407068996 + 6012141444 = 452114^2 + 77538^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210419210399 and 210419210408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2630240091 + ... + 2630240170.

Almost surely, 2^210419210440 is an apocalyptic number.

210419210440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210419210440 is an abundant number, since it is smaller than the sum of its proper divisors (263024013140).

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

210419210440 is a wasteful number, since it uses less digits than its factorization.

210419210440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260480272 (or 5260480268 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 210419210440 in words is "two hundred ten billion, four hundred nineteen million, two hundred ten thousand, four hundred forty".