229834528440 has 128 divisors (see below), whose sum is σ = 758842732800. Its totient is φ = 55224350720.

The previous prime is 229834528433. The next prime is 229834528471. The reversal of 229834528440 is 44825438922.

It is a congruent number.

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, 621270 + ... + 919589.

It is an arithmetic number, because the mean of its divisors is an integer number (5928458850).

Almost surely, 2^229834528440 is an apocalyptic number.

229834528440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

229834528440 is an abundant number, since it is smaller than the sum of its proper divisors (529008204360).

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

229834528440 is a wasteful number, since it uses less digits than its factorization.

229834528440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540997 (or 1540993 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 51.

The spelling of 229834528440 in words is "two hundred twenty-nine billion, eight hundred thirty-four million, five hundred twenty-eight thousand, four hundred forty".