1023612205450 has 24 divisors (see below), whose sum is σ = 1903953549888. Its totient is φ = 409437388080.

The previous prime is 1023612205433. The next prime is 1023612205463. The reversal of 1023612205450 is 545022163201.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3165999 + ... + 3474301.

It is an arithmetic number, because the mean of its divisors is an integer number (79331397912).

Almost surely, 2^{1023612205450} is an apocalyptic number.

1023612205450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1023612205450 is a deficient number, since it is larger than the sum of its proper divisors (880341344438).

1023612205450 is a wasteful number, since it uses less digits than its factorization.

1023612205450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374718 (or 374713 counting only the distinct ones).

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

Adding to 1023612205450 its reverse (545022163201), we get a palindrome (1568634368651).

The spelling of 1023612205450 in words is "one trillion, twenty-three billion, six hundred twelve million, two hundred five thousand, four hundred fifty".