229135857375 has 32 divisors (see below), whose sum is σ = 381316515840. Its totient is φ = 122194749600.

The previous prime is 229135857371. The next prime is 229135857437. The reversal of 229135857375 is 573758531922.

It is not a de Polignac number, because 229135857375 - 2² = 229135857371 is a prime.

It is a super-2 number, since 2×229135857375² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229135857371) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5724682 + ... + 5764568.

It is an arithmetic number, because the mean of its divisors is an integer number (11916141120).

Almost surely, 2^229135857375 is an apocalyptic number.

229135857375 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

229135857375 is a deficient number, since it is larger than the sum of its proper divisors (152180658465).

229135857375 is a wasteful number, since it uses less digits than its factorization.

229135857375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55224 (or 55214 counting only the distinct ones).

The product of its digits is 15876000, while the sum is 57.

The spelling of 229135857375 in words is "two hundred twenty-nine billion, one hundred thirty-five million, eight hundred fifty-seven thousand, three hundred seventy-five".