10020453345 has 48 divisors (see below), whose sum is σ = 20272412160. Its totient is φ = 4483308672.

The previous prime is 10020453283. The next prime is 10020453349. The reversal of 10020453345 is 54335402001.

10020453345 is a `hidden beast` number, since 100 + 20 + 4 + 533 + 4 + 5 = 666.

It is not a de Polignac number, because 10020453345 - 2⁹ = 10020452833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10020453349) 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 47 ways as a sum of consecutive naturals, for example, 323610 + ... + 353219.

It is an arithmetic number, because the mean of its divisors is an integer number (422341920).

Almost surely, 2^10020453345 is an apocalyptic number.

10020453345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10020453345 is an abundant number, since it is smaller than the sum of its proper divisors (10251958815).

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

10020453345 is a wasteful number, since it uses less digits than its factorization.

10020453345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676894 (or 676891 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 10020453345 its reverse (54335402001), we get a palindrome (64355855346).

The spelling of 10020453345 in words is "ten billion, twenty million, four hundred fifty-three thousand, three hundred forty-five".