10200646451 has 4 divisors (see below), whose sum is σ = 10737522600. Its totient is φ = 9663770304.

The previous prime is 10200646447. The next prime is 10200646481. The reversal of 10200646451 is 15464600201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15464600201 = 31 ⋅498858071.

It is a cyclic number.

It is not a de Polignac number, because 10200646451 - 2² = 10200646447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200646481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268438046 + ... + 268438083.

It is an arithmetic number, because the mean of its divisors is an integer number (2684380650).

Almost surely, 2^10200646451 is an apocalyptic number.

10200646451 is a deficient number, since it is larger than the sum of its proper divisors (536876149).

10200646451 is an equidigital number, since it uses as much as digits as its factorization.

10200646451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536876148.

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 10200646451 in words is "ten billion, two hundred million, six hundred forty-six thousand, four hundred fifty-one".