1421114512648 has 16 divisors (see below), whose sum is σ = 2756472115500. Its totient is φ = 686055281856.

The previous prime is 1421114512633. The next prime is 1421114512651. The reversal of 1421114512648 is 8462154111241.

It can be written as a sum of positive squares in 2 ways, for example, as 1273426485444 + 147688027204 = 1128462^2 + 384302^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1421114512648.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3062746563 + ... + 3062747026.

Almost surely, 2^{1421114512648} is an apocalyptic number.

It is an amenable number.

1421114512648 is a deficient number, since it is larger than the sum of its proper divisors (1335357602852).

1421114512648 is a wasteful number, since it uses less digits than its factorization.

1421114512648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6125493624 (or 6125493620 counting only the distinct ones).

The product of its digits is 61440, while the sum is 40.

Adding to 1421114512648 its reverse (8462154111241), we get a palindrome (9883268623889).

The spelling of 1421114512648 in words is "one trillion, four hundred twenty-one billion, one hundred fourteen million, five hundred twelve thousand, six hundred forty-eight".