223452001542 has 64 divisors (see below), whose sum is σ = 575152570368. Its totient is φ = 56167236000.

The previous prime is 223452001529. The next prime is 223452001547. The reversal of 223452001542 is 245100254322.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223452001547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7786684 + ... + 7815327.

It is an arithmetic number, because the mean of its divisors is an integer number (8986758912).

Almost surely, 2^223452001542 is an apocalyptic number.

223452001542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

223452001542 is an abundant number, since it is smaller than the sum of its proper divisors (351700568826).

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

223452001542 is a wasteful number, since it uses less digits than its factorization.

223452001542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15602065.

The product of its (nonzero) digits is 19200, while the sum is 30.

Adding to 223452001542 its reverse (245100254322), we get a palindrome (468552255864).

The spelling of 223452001542 in words is "two hundred twenty-three billion, four hundred fifty-two million, one thousand, five hundred forty-two".