229038601781700 has 288 divisors, whose sum is σ = 747532848446720. Its totient is φ = 60149120486400.

The previous prime is 229038601781621. The next prime is 229038601781747. The reversal of 229038601781700 is 7187106830922.

It is a happy number.

229038601781700 is a `hidden beast` number, since 2 + 2 + 90 + 386 + 0 + 1 + 7 + 8 + 170 + 0 = 666.

229038601781700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×229038601781700² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 129404097 + ... + 131162103.

Almost surely, 2^{229038601781700} is an apocalyptic number.

229038601781700 is a gapful number since it is divisible by the number (20) 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 229038601781700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373766424223360).

229038601781700 is an abundant number, since it is smaller than the sum of its proper divisors (518494246665020).

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

229038601781700 is a wasteful number, since it uses less digits than its factorization.

229038601781700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758764 (or 1758751 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 229038601781700 in words is "two hundred twenty-nine trillion, thirty-eight billion, six hundred one million, seven hundred eighty-one thousand, seven hundred".