261421650114200 has 48 divisors (see below), whose sum is σ = 607824367282680. Its totient is φ = 104565385935360.

The previous prime is 261421650114197. The next prime is 261421650114221. The reversal of 261421650114200 is 2411056124162.

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, 14054609 + ... + 26839808.

Almost surely, 2^{261421650114200} is an apocalyptic number.

261421650114200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

261421650114200 is an abundant number, since it is smaller than the sum of its proper divisors (346402717168480).

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

261421650114200 is a wasteful number, since it uses less digits than its factorization.

261421650114200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40926396 (or 40926387 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 261421650114200 in words is "two hundred sixty-one trillion, four hundred twenty-one billion, six hundred fifty million, one hundred fourteen thousand, two hundred".