10451644503 has 16 divisors (see below), whose sum is σ = 14235325440. Its totient is φ = 6818923584.

The previous prime is 10451644481. The next prime is 10451644579. The reversal of 10451644503 is 30544615401.

It is not a de Polignac number, because 10451644503 - 2⁵ = 10451644471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10451644003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92926 + ... + 171867.

It is an arithmetic number, because the mean of its divisors is an integer number (889707840).

Almost surely, 2^10451644503 is an apocalyptic number.

10451644503 is a deficient number, since it is larger than the sum of its proper divisors (3783680937).

10451644503 is a wasteful number, since it uses less digits than its factorization.

10451644503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265078.

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 10451644503 in words is "ten billion, four hundred fifty-one million, six hundred forty-four thousand, five hundred three".