1023413303432 has 64 divisors (see below), whose sum is σ = 2157107258880. Its totient is φ = 451650431232.

The previous prime is 1023413303431. The next prime is 1023413303441. The reversal of 1023413303432 is 2343033143201.

It is a junction number, because it is equal to n+sod(n) for n = 1023413303395 and 1023413303404.

It is not an unprimeable number, because it can be changed into a prime (1023413303431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6928298 + ... + 7074470.

It is an arithmetic number, because the mean of its divisors is an integer number (33704800920).

Almost surely, 2^{1023413303432} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023413303432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1078553629440).

1023413303432 is an abundant number, since it is smaller than the sum of its proper divisors (1133693955448).

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

1023413303432 is a wasteful number, since it uses less digits than its factorization.

1023413303432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149142 (or 149138 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 1023413303432 its reverse (2343033143201), we get a palindrome (3366446446633).

The spelling of 1023413303432 in words is "one trillion, twenty-three billion, four hundred thirteen million, three hundred three thousand, four hundred thirty-two".