1013330523450 has 96 divisors (see below), whose sum is σ = 3041013469824. Its totient is φ = 217993789440.

The previous prime is 1013330523409. The next prime is 1013330523473. The reversal of 1013330523450 is 543250333101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28366759 + ... + 28402458.

It is an arithmetic number, because the mean of its divisors is an integer number (31677223644).

Almost surely, 2^{1013330523450} is an apocalyptic number.

1013330523450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1013330523450 is an abundant number, since it is smaller than the sum of its proper divisors (2027682946374).

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

1013330523450 is a wasteful number, since it uses less digits than its factorization.

1013330523450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56769256 (or 56769251 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

Adding to 1013330523450 its reverse (543250333101), we get a palindrome (1556580856551).

The spelling of 1013330523450 in words is "one trillion, thirteen billion, three hundred thirty million, five hundred twenty-three thousand, four hundred fifty".