10421402444 has 6 divisors (see below), whose sum is σ = 18237454284. Its totient is φ = 5210701220.

The previous prime is 10421402393. The next prime is 10421402461. The reversal of 10421402444 is 44420412401.

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 as a sum of consecutive naturals, namely, 1302675302 + ... + 1302675309.

It is an arithmetic number, because the mean of its divisors is an integer number (3039575714).

Almost surely, 2^10421402444 is an apocalyptic number.

It is an amenable number.

10421402444 is a deficient number, since it is larger than the sum of its proper divisors (7816051840).

10421402444 is a wasteful number, since it uses less digits than its factorization.

10421402444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2605350615 (or 2605350613 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 10421402444 its reverse (44420412401), we get a palindrome (54841814845).

The spelling of 10421402444 in words is "ten billion, four hundred twenty-one million, four hundred two thousand, four hundred forty-four".