233113222440 has 96 divisors (see below), whose sum is σ = 865849121280. Its totient is φ = 53283021696.

The previous prime is 233113222393. The next prime is 233113222469. The reversal of 233113222440 is 44222311332.

233113222440 is a `hidden beast` number, since 2 + 3 + 311 + 322 + 24 + 4 + 0 = 666.

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, 46250104 + ... + 46255143.

It is an arithmetic number, because the mean of its divisors is an integer number (9019261680).

Almost surely, 2^233113222440 is an apocalyptic number.

233113222440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233113222440 is an abundant number, since it is smaller than the sum of its proper divisors (632735898840).

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

233113222440 is a wasteful number, since it uses less digits than its factorization.

233113222440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92505271 (or 92505264 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 233113222440 its reverse (44222311332), we get a palindrome (277335533772).

The spelling of 233113222440 in words is "two hundred thirty-three billion, one hundred thirteen million, two hundred twenty-two thousand, four hundred forty".