201447210655140 has 48 divisors (see below), whose sum is σ = 564993846345600. Its totient is φ = 53629574602240.

The previous prime is 201447210655129. The next prime is 201447210655253. The reversal of 201447210655140 is 41556012744102.

It is a junction number, because it is equal to n+sod(n) for n = 201447210655092 and 201447210655101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2802512901 + ... + 2802584780.

It is an arithmetic number, because the mean of its divisors is an integer number (11770705132200).

Almost surely, 2^{201447210655140} is an apocalyptic number.

201447210655140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201447210655140 is an abundant number, since it is smaller than the sum of its proper divisors (363546635690460).

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

201447210655140 is a wasteful number, since it uses less digits than its factorization.

201447210655140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5605098292 (or 5605098290 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 42.

The spelling of 201447210655140 in words is "two hundred one trillion, four hundred forty-seven billion, two hundred ten million, six hundred fifty-five thousand, one hundred forty".