10023450533505 has 48 divisors (see below), whose sum is σ = 18697553329104. Its totient is φ = 4948897443840.

The previous prime is 10023450533479. The next prime is 10023450533519. The reversal of 10023450533505 is 50533505432001.

10023450533505 is a `hidden beast` number, since 1 + 0 + 0 + 23 + 4 + 50 + 533 + 50 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1830706417296 + 8192744116209 = 1353036^2 + 2862297^2 .

It is not a de Polignac number, because 10023450533505 - 2⁶ = 10023450533441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10023450533505.

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, 107351284 + ... + 107444613.

It is an arithmetic number, because the mean of its divisors is an integer number (389532361023).

Almost surely, 2^{10023450533505} is an apocalyptic number.

10023450533505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10023450533505 is a deficient number, since it is larger than the sum of its proper divisors (8674102795599).

10023450533505 is a wasteful number, since it uses less digits than its factorization.

10023450533505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214795986 (or 214795983 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

Adding to 10023450533505 its reverse (50533505432001), we get a palindrome (60556955965506).

The spelling of 10023450533505 in words is "ten trillion, twenty-three billion, four hundred fifty million, five hundred thirty-three thousand, five hundred five".