229134515040 has 96 divisors (see below), whose sum is σ = 801970817760. Its totient is φ = 61102536192.

The previous prime is 229134515033. The next prime is 229134515041. The reversal of 229134515040 is 40515431922.

229134515040 is a `hidden beast` number, since 2 + 2 + 9 + 134 + 515 + 0 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 229134514986 and 229134515004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229134515041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26515879 + ... + 26524518.

It is an arithmetic number, because the mean of its divisors is an integer number (8353862685).

Almost surely, 2^229134515040 is an apocalyptic number.

229134515040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

229134515040 is an abundant number, since it is smaller than the sum of its proper divisors (572836302720).

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

229134515040 is a wasteful number, since it uses less digits than its factorization.

229134515040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53040421 (or 53040407 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 229134515040 its reverse (40515431922), we get a palindrome (269649946962).

The spelling of 229134515040 in words is "two hundred twenty-nine billion, one hundred thirty-four million, five hundred fifteen thousand, forty".