229512273925 has 24 divisors (see below), whose sum is σ = 310587121152. Its totient is φ = 166853712000.

The previous prime is 229512273917. The next prime is 229512273941. The reversal of 229512273925 is 529372215922.

It is a happy number.

It is not a de Polignac number, because 229512273925 - 2³ = 229512273917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 560220 + ... + 879130.

It is an arithmetic number, because the mean of its divisors is an integer number (12941130048).

Almost surely, 2^229512273925 is an apocalyptic number.

229512273925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

229512273925 is a deficient number, since it is larger than the sum of its proper divisors (81074847227).

229512273925 is a wasteful number, since it uses less digits than its factorization.

229512273925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321549 (or 321544 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 49.

The spelling of 229512273925 in words is "two hundred twenty-nine billion, five hundred twelve million, two hundred seventy-three thousand, nine hundred twenty-five".