229819893732 has 144 divisors (see below), whose sum is σ = 703842068160. Its totient is φ = 64285228800.

The previous prime is 229819893679. The next prime is 229819893757. The reversal of 229819893732 is 237398918922.

229819893732 is a `hidden beast` number, since 2 + 298 + 198 + 93 + 73 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 229819893732.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 371569 + ... + 773112.

It is an arithmetic number, because the mean of its divisors is an integer number (4887792140).

Almost surely, 2^229819893732 is an apocalyptic number.

229819893732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

229819893732 is an abundant number, since it is smaller than the sum of its proper divisors (474022174428).

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

229819893732 is a wasteful number, since it uses less digits than its factorization.

229819893732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144731 (or 1144710 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 63.

The spelling of 229819893732 in words is "two hundred twenty-nine billion, eight hundred nineteen million, eight hundred ninety-three thousand, seven hundred thirty-two".