10251636342644 has 6 divisors (see below), whose sum is σ = 17940363599634. Its totient is φ = 5125818171320.

The previous prime is 10251636342587. The next prime is 10251636342737. The reversal of 10251636342644 is 44624363615201.

It can be written as a sum of positive squares in only one way, i.e., 5963266320400 + 4288370022244 = 2441980^2 + 2070838^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1281454542827 + ... + 1281454542834.

It is an arithmetic number, because the mean of its divisors is an integer number (2990060599939).

Almost surely, 2^{10251636342644} is an apocalyptic number.

It is an amenable number.

10251636342644 is a deficient number, since it is larger than the sum of its proper divisors (7688727256990).

10251636342644 is a wasteful number, since it uses less digits than its factorization.

10251636342644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562909085665 (or 2562909085663 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 47.

Adding to 10251636342644 its reverse (44624363615201), we get a palindrome (54875999957845).

The spelling of 10251636342644 in words is "ten trillion, two hundred fifty-one billion, six hundred thirty-six million, three hundred forty-two thousand, six hundred forty-four".