1223463500238 has 96 divisors (see below), whose sum is σ = 3023727062400. Its totient is φ = 328124696256.

The previous prime is 1223463500209. The next prime is 1223463500249. The reversal of 1223463500238 is 8320053643221.

It is a junction number, because it is equal to n+sod(n) for n = 1223463500196 and 1223463500205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 395820 + ... + 1613567.

It is an arithmetic number, because the mean of its divisors is an integer number (31497156900).

Almost surely, 2^{1223463500238} is an apocalyptic number.

1223463500238 is an abundant number, since it is smaller than the sum of its proper divisors (1800263562162).

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

1223463500238 is a wasteful number, since it uses less digits than its factorization.

1223463500238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009534 (or 2009527 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 1223463500238 in words is "one trillion, two hundred twenty-three billion, four hundred sixty-three million, five hundred thousand, two hundred thirty-eight".