229781275227624 has 128 divisors (see below), whose sum is σ = 606668996505600. Its totient is φ = 72378808170240.

The previous prime is 229781275227619. The next prime is 229781275227643. The reversal of 229781275227624 is 426722572187922.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2608764817 + ... + 2608852895.

It is an arithmetic number, because the mean of its divisors is an integer number (4739601535200).

Almost surely, 2^{229781275227624} is an apocalyptic number.

229781275227624 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 229781275227624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303334498252800).

229781275227624 is an abundant number, since it is smaller than the sum of its proper divisors (376887721277976).

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

229781275227624 is a wasteful number, since it uses less digits than its factorization.

229781275227624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145135 (or 145131 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 66.

The spelling of 229781275227624 in words is "two hundred twenty-nine trillion, seven hundred eighty-one billion, two hundred seventy-five million, two hundred twenty-seven thousand, six hundred twenty-four".