10454521515 has 32 divisors (see below), whose sum is σ = 16882387200. Its totient is φ = 5524195200.

The previous prime is 10454521463. The next prime is 10454521523. The reversal of 10454521515 is 51512545401.

It is a happy number.

It is not a de Polignac number, because 10454521515 - 2³³ = 1864586923 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 1056340 + ... + 1066190.

It is an arithmetic number, because the mean of its divisors is an integer number (527574600).

Almost surely, 2^10454521515 is an apocalyptic number.

10454521515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10454521515 is a deficient number, since it is larger than the sum of its proper divisors (6427865685).

10454521515 is a wasteful number, since it uses less digits than its factorization.

10454521515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10507.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 10454521515 in words is "ten billion, four hundred fifty-four million, five hundred twenty-one thousand, five hundred fifteen".