223257135276 has 48 divisors (see below), whose sum is σ = 661502625280. Its totient is φ = 63787752720.

The previous prime is 223257135253. The next prime is 223257135289. The reversal of 223257135276 is 672531752322.

It is a happy number.

223257135276 is a `hidden beast` number, since 2 + 2 + 3 + 2 + 571 + 3 + 5 + 2 + 76 = 666.

It is a super-3 number, since 3×223257135276³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147656080 + ... + 147657591.

Almost surely, 2^223257135276 is an apocalyptic number.

It is an amenable number.

223257135276 is an abundant number, since it is smaller than the sum of its proper divisors (438245490004).

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

223257135276 is a wasteful number, since it uses less digits than its factorization.

223257135276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295313691 (or 295313683 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 45.

Adding to 223257135276 its reverse (672531752322), we get a palindrome (895788887598).

The spelling of 223257135276 in words is "two hundred twenty-three billion, two hundred fifty-seven million, one hundred thirty-five thousand, two hundred seventy-six".