1023152143450 has 24 divisors (see below), whose sum is σ = 1903192375392. Its totient is φ = 409233031920.

The previous prime is 1023152143379. The next prime is 1023152143463. The reversal of 1023152143450 is 543412513201.

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 11 ways as a sum of consecutive naturals, for example, 55147 + ... + 1431553.

It is an arithmetic number, because the mean of its divisors is an integer number (79299682308).

Almost surely, 2^{1023152143450} is an apocalyptic number.

1023152143450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023152143450 is a deficient number, since it is larger than the sum of its proper divisors (880040231942).

1023152143450 is a wasteful number, since it uses less digits than its factorization.

1023152143450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391286 (or 1391281 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1023152143450 its reverse (543412513201), we get a palindrome (1566564656651).

The spelling of 1023152143450 in words is "one trillion, twenty-three billion, one hundred fifty-two million, one hundred forty-three thousand, four hundred fifty".