1023233255544 has 64 divisors (see below), whose sum is σ = 2580222528000. Its totient is φ = 338138216064.

The previous prime is 1023233255543. The next prime is 1023233255647. The reversal of 1023233255544 is 4455523323201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023233255543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 936229 + ... + 1709675.

It is an arithmetic number, because the mean of its divisors is an integer number (40315977000).

Almost surely, 2^{1023233255544} is an apocalyptic number.

It is an amenable number.

1023233255544 is an abundant number, since it is smaller than the sum of its proper divisors (1556989272456).

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

1023233255544 is a wasteful number, since it uses less digits than its factorization.

1023233255544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773932 (or 773928 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 1023233255544 its reverse (4455523323201), we get a palindrome (5478756578745).

The spelling of 1023233255544 in words is "one trillion, twenty-three billion, two hundred thirty-three million, two hundred fifty-five thousand, five hundred forty-four".