10451643512 has 8 divisors (see below), whose sum is σ = 19596831600. Its totient is φ = 5225821752.

The previous prime is 10451643497. The next prime is 10451643551. The reversal of 10451643512 is 21534615401.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 653227712 + ... + 653227727.

It is an arithmetic number, because the mean of its divisors is an integer number (2449603950).

Almost surely, 2^10451643512 is an apocalyptic number.

It is an amenable number.

10451643512 is a deficient number, since it is larger than the sum of its proper divisors (9145188088).

10451643512 is a wasteful number, since it uses less digits than its factorization.

10451643512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306455445 (or 1306455441 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 10451643512 in words is "ten billion, four hundred fifty-one million, six hundred forty-three thousand, five hundred twelve".